Imagine you are a crime scene investigator. You are called to investigate a crime scene in a wooded area where a missing person’s body is discovered. When you arrive at the scene, you find that the body is located near a rocky area where the footing in unstable. You also notice that the victim has a large head wound. A particular medium size rock near the body has dried blood on it. Also, a water bottle lies ten feet away from the victim. Write a paragraph about how you would carry out the search for evidence. What evidence would you collect from the crime scene?

Answers

Answer 1

Answer:

First I would look for fingerprints on the rock and the water bottle than I would look for footprints and DNA (blood) from the murderer.

Thats aall I could think of ;-;

Answer 2

Answer:

Explanation:

Since the crime scene is located in a wooded area, I would request several more investigators to do a search of the area. These investigators have to spread out to do a line pattern search. While looking for evidence, I would first determine whether the body was moved. I would look for marks on the ground that would suggest that the body was dragged to where it was found. I would collect fingerprint evidence from the water bottle to determine if it was the victim’s or if another person was with the victim. I would also take samples from the clothing to determine if there is any trace evidence, such as hair, foreign fibers, or skin cells. I would collect several rocks from the area, including one with blood on it, as evidence. They would help me determine if the blood-covered rock had been moved, or if it had been used as a weapon.


Related Questions

I need a response quick

6. A car is traveling from 0-20 m/s in :05 seconds. What is the acceleration?

7. A roller coaster travels from 0-40 m/s in :08 seconds. What is the acceleration?

Answers

Answer: mark me branliest plz

Explanation:

Two objects with masses 5. 4 meters per second in 20. 8 m/s? At the end of ... A -kilogram car travels at a constant speed of 20. 18 m/s . 8 m/s2). The acceleration due to ... 5 seconds. the maximum speed an object can travel falling towards earth. ... 1 (4) 7. 0 3 101 m 3. 19)An object is dropped and falls freely to the ground ...

what force would be required ....

Answers

Answer:

Foot

Explanation:

Big toes

please someone help me !!

Answers

Answer:

D

Explanation:

because if the solvent is more than the solvent then we can't resolve it.

so our product will be suspended

how do you find the weight of an object on an incline in physics?​

Answers

Refers to the attachment for the answer.

Let us assume that the object of mass m is kept on the Inclined plane.

Now, there will act one force called as Component of the Weight along the Incline which is given by the Relation,

mgsinθ,

where θ is the angle which the incline makes with the surface or Angle of the Incline.

Now, If there will be no friction and the object is moving along the incline

Force = mgsinθ

⇒ ma = mgsinθ

∴ a = gsinθ

This case is valid when the angle of the Incline is greater than the angle of repose, which means the object is moving with no cause or acing of the force.

But sometimes when the object does not move without the action of force, I mean that the angle of repose is greater than the angle of the incline, then we need to apply the force so that the object can move then,

Force applied = mgsinθ

∴ a = gsinθ

It will change the cases when friction is involved.

Now, For velocity, It can be found by using the equation of Motions. Time, Distance or initial velocity, etc must be given if the question will be asked related to the velocity. So by using them, you can find that.

three small balls each of mass 13.3g are suspended separately from a common point by silk threads, each 1.17m long. The balls are identically charged hang at the corners of equilateral triangle 15.3 cm on a side. Find the charge on each ball

Answers

The balls are identical charges hang at the corners of equlilateral

The charge on each ball is 6.1 ×10⁻⁸ C.

What is force?

The definition of force in physics is: The push or pull on a massed object changes its velocity.

An external force is an agent that has the power to alter the resting or moving condition of a body. It has a direction and a magnitude. A spring balance can be used to calculate the Force. The Newton is the SI unit of force.  Force is a vector quantity and it has both magnitude and direction.

Let the balls have equal charge of q. Then, electrostatic force acting on each particle = √3 q²/r² dyne =  √3 q²/15² dyne =0.0076 q².

Weight of each ball = 13.3 ×980 dyne = 13034 dyne.

As the electrostatic force and the weight acts perpendicular to each other.

Hence, 0.1/√3 = 0.0076 q²/13034

q = 6.1 ×10⁻⁸ C

Hence, the charge on each ball is  6.1 ×10⁻⁸ C.

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Why is straight line motion hard to
experience on Earth?
A. Earth's gravity increases.
B. Friction and gravity change the motion.
C. Earth's magnetism gets in the way.
D. Inertia gets in the way.

Answers

Answer:

b

Explanation:

sorry if im wrong plz no report.

Answer: B

Explanation: Friction and gravity change the motion.

1. If airbags reduce the impact force from an accident why has there been questions over their safety?

2. Are airbags the safest option to prevent serious injury or death from a car accident?

Answers

Answer:Air bags can leave you in even more injury, From the impact they give

You could end up with a broken nose,arm

concussion

how did each scientist contributed to cell theory?

Contribution to cell theory:

Robert Hooke

Anton Leeuwenhoek

Matthias Schleidan

Theodor Schwann

Answers

Answer:

Matthias Schleidan

Explanation:

because Matthias Schleiden found that all plants are composed of cells, and communicated the finding to Schwann, who had found similar structures in the cells. Other researchers confirmed the similarity, as explained in his book, where he concluded, "All living things are composed of cells and cell products.

This became the cell theory.

I learn that in my old school.

26. Which member of the carbon family is a non-metal?

Please help

Answers

Explanation:

Check out the Periodic Table attached here. The Carbon family is the vertical group starting with Carbon, Group 14. Nonmetals are in green, which element there is a nonmetal?

how many states a water has​

Answers

three different states

Water is known to exist in three different states; as a solid, liquid or gas. Clouds, snow, and rain are all made of up of some form of water. A cloud is comprised of tiny water droplets and/or ice crystals, a snowflake is an aggregate of many ice crystals, and rain is just liquid water.

Answer:

liquid water gas water vapour solid ice

An electron is accelerated through a potential difference of 3.5 kV and directed into a region between two parallel plates separated by 29 mm with a potential difference of 100 V between them. The electron is moving perpendicular to the electric field when it enters the region between the plates. What magnetic field is necessary perpendicular to both the electron path and the electric field so that the electron travels in a straight line

Answers

Answer: [tex]0.985\times 10^{-4}\ T[/tex]

Explanation:

Given

Electron is accelerated 3.5 kV potential difference

Distance between plates d=29 mm

The potential difference between plates is V=100 V

here, the kinetic energy of an electron is acquired through a potential difference of 3.5 kV

[tex]\Rightarrow \dfrac{1}{2}m_ev^2=e\times 3.5\times 10^3\\\\\Rightarrow v=\sqrt{\dfrac{2\times 3.5\times 10^3e}{m_e}}=\sqrt{\dfrac{7\times 10^3\times 1.6\times 10^{-19}}{9.1\times 10^{-31}}}\\\\\Rightarrow v=\sqrt{1.23\times 10^{15}}=3.5\times 10^7\ m/s[/tex]

To move in a straight line Force due to magnetic field must be balanced by force due to charge

[tex]\Rightarrow F_B=F_q\\\\\Rightarrow evB=eE\\\\\Rightarrow B=\dfrac{E}{v}\\\\\Rightarrow B=\dfrac{\frac{V}{d}}{3.5\times 10^7}=\dfrac{\frac{100}{0.029}}{3.5\times 10^7}\\\\\Rightarrow B=\dfrac{3.448\times 10^3}{3.5\times 10^7}=0.985\times 10^{-4}\ T[/tex]

Three resistors: R1 = 5 Ω,R2 = 3 Ω, and R3 = 4 Ω are connected in series to each other. A voltmeter connected in parallel to resistor R2 measures voltage of 6 V. What is the current through the battery?

Answers

Answer: current I= 2 A

Explanation: when resistors are in series current I is same

Through each resistor. Potential drop along resistor R is

ΔV= IR. then I = ΔV/R = 6V/3Ω

Three resistors: R1 = 5 Ω,R2 = 3 Ω, and R3 = 4 Ω are connected in series to each other. A voltmeter connected in parallel to resistor R2 measures a voltage of 6 Volts, then the current flowing through the battery would be 2 Ampere.

What is resistance?

Resistance is the obstruction of electrons in an electrically conducting material.

As given in the problem ,Three resistors: R1 = 5 Ω,R2 = 3 Ω, and R3 = 4 Ω are connected in series to each other. A voltmeter connected in parallel to resistor R2 measures a voltage of 6 V.

By using Ohm's Law,

V = IR

6 Volt = Electric current × 3 Ohms

Electric current = 6 volt / 3 Ohm's

                          = 2 Ampere

Thus, the current flowing through the battery would be 2 Ampere.

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11
Y
What I Have Learned
Fill in the blanks with the correct word to complete each sentence.
Choose your answer inside the box and write it on your answer sheet.
more
sun
distance
gravitational force
less
moon
weightlessness
weightiness
mass
1. The greater the object's mass, the
gravity it exerts.
2. The greater the
or the shorter the
the stronger the
gravity is.
3. All objects are attracted toward the center of the earth due to
4. The
pulls the water from the oceans to make the tides.
5. The astronauts appear to float in space because of
inside the
spaceship.

Answers

Answer:

Where are the answer choices?

Explanation:

Consult Multiple-Concept Example 5 to review the concepts on which this problem depends. A light bulb emits light uniformly in all directions. The average emitted power is 150.0 W. At a distance of 6 m from the bulb, determine (a) the average intensity of the light, (b) the rms value of the electric field, and (c) the peak value of the electric field.

Answers

Answer:

a. 0.332 W/m² b. 11.2 V/m c. 15.8 V/m

Explanation:

(a) the average intensity of the light,

Intensity, I = P/A where P = average power = 150.0 W and A = area through which the power emits = 4πr² where r = distance from bulb = 6 m.

So, I = P/A = P/4πr²

Substituting the values of the variables into the equation, we have

I =  P/4πr²

I =  150.0 W/4π(6 m)²

I =  150.0 W/4π(36 m²)

I =  150.0 W/452.39 m²

I =  0.332 W/m²

(b) the rms value of the electric field,

Since Intensity, I = E²/cμ₀ where E = rms value of electric field, c = speed of light = 3 × 10⁸ m/s and μ₀ = permeability of free space = 4π × 10⁻⁷ H/m.

Making E subject of the formula, we have

E² = Icμ₀

E = √(Icμ₀)

Since I = 0.332 W/m², substituting the other terms into the equation, we have

E = √(0.332 W/m² × 3 × 10⁸ m/s × 4π × 10⁻⁷ H/m.)

E = √(0.332 W/m² × 3 × 10⁸ m/s × 4π × 10⁻⁷ H/m.)

E = √(12.5 × 10)

E = √125 V/m

E = 11.18 V/m

E ≅ 11.2 V/m

(c) the peak value of the electric field.

The peak value of electric field, E' is gotten from E = E'/√2 where E = rms value of electric field.

So, E' = √2E

= √2 × 11.2 V/m

= 15.81 V/m

≅ 15.8 V/m

Need help on question one ASAP pls help

Answers

Answer:

B

Explanation:

Because blocks 2 and 3 have sides with unequal forces while block 1 doesnt. Plz drop a follow if this helps! ❤

Which of the following is an
example of thermal energy?
A. turning on a lamp so you can read
B. rubbing your hands together to get warm
C. kicking a ball

Answers

b. rubbing your hands together to get warm

the equation P^xV^yT^z= constant is Boyle law for what is the values of x,y,z​

Answers

I learned the equation as P•V=k•T .

So x=1, y=1, and z= -1 .

When scientists use one of their five senses to gather information, they are
A.
drawing a conclusion.
B.
making an inference.
C.
predicting a relationship
D.
making an observation.

Answers

D. Making an observation.

Answer:

making an observation

Explanation:

HELP ASAP GIVING 5 PTS AND BRAINLIEST
Which of the following is an example of a constructive force that helps to shape Earth's land?

A. When two plates in the Earth's lithosphere collide and cause the land to rise up into a mountain

B. When glaciers break pieces of a mountain away as they slide downward

C. When erosion, due to rain, wind, snow, and ice, wears away a mountain top​

Answers

The answer is C I believe

It is A, sure of that

What determines how powerful a magnet is?​

Answers

Answer:

I would assume a force of gravitational pull.

Explanation:

Answer:  How powerful the pull is or how many magnetic things it can pick up at one time, or a heavy magnetic object.

Explanation:

If an object is placed between the focal point and twice the focal length of a convex lens, which type of image will be produced?
A.
real, upright, and magnified
B.
virtual, inverted, and smaller
C.
virtual, upright, and magnified
D.
real, inverted, and magnified
E.
real, upright, and smaller

Answers

Answer: I think its D

Explanation: Hope this was helpful...

Surface tension is often calculated using a machine that lifts a wire ring from the surface of a liquid. In this case the ring and liquid have some cohesive forces and attract rather than repel. In order to lift a ring of radius 2.75 cm off of the surface of a pool of blood plasma, a vertical force of 2.00*10-2 N greater than the weight of the ring is required. Consider the situation just before the ring breaks contact with the blood plasma where the blood plasma makes a contact angle of approximately zero degrees along the circumference of the ring and is stretched down vertically on both sides of the ring.

Required:
Calculate the surface tension of blood plasma from this information.

Answers

Answer:

0.116 N/m

Explanation:

Since the net force acting on the ring must be greater than 2.00 × 10⁻² N, and the surface tension T = F/L where F = net force = 2.00 × 10⁻² N and L = circumference of ring = 2πr where r = radius of ring = 2.75 cm = 2.75 × 10⁻² m.

So, T = F/L

= F/2πr

= 2.00 × 10⁻² N ÷ 2π(2.75 × 10⁻² m)

= 1/2.75π  N/m

= 1/8.64 N/m

= 0.116 N/m

a ball of mass 45kg thrown upward with a velocity of 40m/s
1. calculate the kinetic energy of the ball
2. if the ball reaches the height of 30m find the potential energy exerted​

Answers

1) KE=1/2*m*v^2
1/2*45*40^2
KE=36,000J

2) PE=mgh
45*9.81*30
PE=13243.5J

Please help !!!!!!!!!!!!!!!

Answers

Answer:

9v

Explanation:

A hoop is rotating at 12 rad/s on a horizontal plane about an a vertical axis that passes through its
edge when a second body with mass one quarter of the disc's is placed safely on it just opposite of the
pivot. What is the percentage change of the kinetic energy of the hoop?
A. 20%
B. 80%
C. 36%
D. 64%​

Answers

Answer:

the correct answer is C

Explanation:

For this exercise we can use the conservation of angular momentum, let's define a system formed by the disk and the other body, so that the torques during the collision have been internal and the moment is conserved.

Initial instant. Before placing the second body

          L₀ = I₁ w₁

Final moment. Right after placing the body

         L_f = (I₁ + I₂) w

the moment of inertia of the ring with respect to an axis passing through its center is tabulated

         I_{cm} = m r²

we use the parallel axes theorem to find the moment of inertia about an axis passing through one end

        I₁ = I_{cm} + m d²

where d is the distance from the center of mass to the new axis

        d = r / 2

we substitute

        I₁ = mr² + m (r/2)²

        I₁ = 5/4 m r²

The second body does not specify a specific shape, so we can assume it to be punctual

        I₂ = m’ (2r)²

        I₂ = 4 m’ r²

in the exercise indicate that

        m ’= m / 4

        I₂ = m r²

how the moment of inertia is conserved

        L₀ = L_f

        I₁ w₁ = (I₁ + I₂) w

        5/4 m r² w₁ = (5/4 m r² + m r²) w

        5/4 m r² w₁ =9/4 m r² w

        w = 5/9 w₁      

       

we calculate

         w = 5/9 12

         w = 6.67 rad / s

having the initial and final angular velocities we can find the kinetic energy of the hoop

         K₀ = ½ I₁ w₁²

         

         K_f = ½ (I₁) w2

         

the energy ratio is

        [tex]\frac{K_f}{K_o}[/tex] = [tex]\frac{w^2}{w_1^2}[/tex]

     

        \frac{K_f}{K_o} = (6.67 / 12)²

        \frac{K_f}{K_o} = 0.309

        [tex]\frac{K_f}{K_o} %[/tex] = 31%

the correct answer is C

A quasar is a distant celestial body in space. Investigators use a special telescope and determine that a certain quasar was giving off waves with a frequency of 1.41 X 109 Hz. An electromagnetic spectrum is shown above. The investigators were most likely using a telescope that detects which type of wave?

Answers

Answer:

equipment for the measurement of microwave L bands with a range between 1 GHz and 2 GHz.

Explanation:

The electromagnetic spectrum can be calculated with the relationship between the speed of light, its wavelength and its frequency.

         c = λ f

For reasons of analysis and equipment used, it is artificially divided into ranges, with poorly defined limits and in some cases with overlaps between some.

For the case of analysis, f = 1.41 10⁹ Hz, we have the range called

* Microwave for f> 3 108 Hz to approximately f <3 1011 Hz

For the lower part of the frequency 3 10⁸ <f <3 10⁹ Hz we have UHF television channels and cell phones and military communications.

As the frequency observed by the researchers is in the UHF range, it is possible that they are using microwave equipment for communications, specifically equipment for the measurement of microwave L bands with a range between 1 GHz and 2 GHz.

A bus is moving at a speed of 150km/hr. Begins to slow at a constant rate of 3.0m/s each second. Find how far it goes before stopping

Answers

Answer:

Distance = 13.9 meters

Explanation:

Given the following data;

Maximum speed = 150 km/hr to meters per seconds = 150 * 1000/3600 = 41.67 m/s

Decelerating speed = 3m/s

To find the distance travelled with this speed;

Distance = maximum speed/decelerating speed

Distance = 41.67/3

Distance = 13.9 meters

Therefore, the bus would travel a distance of 13.9 meters before stopping.

How does increasing the number of resistors in a parallel branch change the total resistance of the system?

Answers

As more and more resistors are added in parallel to a circuit, the equivalent resistance of the circuit decreases and the total current of the circuit increases. Adding more resistors in parallel is equivalent to providing more branches through which charge can flow.

Increasing the number of resistors in a parallel branch, decreases the total resistance of the system.

What is parallel branch?

Parallel resistive circuit is one where the resistors are connected to the same two points (or nodes) and is identified by the fact that it has more than one current path connected to a common voltage source.

As more and more resistors are added in parallel to a circuit, the equivalent resistance of the circuit decreases and the total current of the circuit increases.

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how does the leader and the led' reflect on the experience of a typical african country​

Answers

Answer:

leader give enthusiasm and strength power to country they reflect to. be a successful and hyperbolic

Explanation:

leader is the main king of the country they reflect them to be honourable and be confident that is the way to get key on a typical African

2.3 The motion of an object is accelerated
when its speed:
a
decreases
b remains constant
increases.​

Answers

Answer:

The motion of an object is accelerated when its speed increases.

Other Questions
Write and solve the equation that represents the sentence below.The product of 18 and a number is 109.8.Which statements are correct? Check all that apply.It can be solved by using the division property of equality.It can be solved by using the multiplication property of equality.The equation should be StartFraction x Over 18 EndFraction = 109.8.The equation should be 18 x = 109.8.The answer is 6.1.The answer is 1,976.4. In your own words, explain the steps you would need to take to find a slope from data in a table. Which theory states that a country should export those products that itproduces most efficiently and import from other countries products that itcannot produce efficiently?A.comparative advantage B.domestic trade C.free economic exchange D.absolute advantage (15) God had directed "Billy" Sunday's path to evangelism. Action or linking verb 9. Given that P = (-1,16) and Q = (1, 9), find the component form andmagnitude of vector QP (Q is initial and Pis terminating). * Apples cost $2 each, while bananas cost $3 each. Maria purchased 10 fruits in total and spent $22. How many apples did she buy? What effects does the oil spill have on the environment Two parent reproduction involves cell division that includes ___________? *MeiosisFibrosisMitosis Evaluate the expression. 4 5 1 5 2 3 (Write your answer as a fraction or as a whole or mixed number.) How does this theme relate to the author, Sandra Cisneross own life? (Use information from the introduction and the NPR article to help you answer this question.) (5 sentences) The initial step in the formation of an aminoacyl-tRNA is Group of answer choices esterification of the tRNA activation of the tRNA by reaction with ATP activation of the amino acid by reaction with ATP interaction of the mRNA with the tRNA giving 100 pts after its answered correctly a right retangular prism is 10 1/2 m wide 15 1/2 m long and 3 m tall what is the volume of the prism The process of searching for food is calledA) parthenocarpyB) forestingC) browsingD) foragingE) silviculture Write the equation of the line in slope-intercept form using y=mx+b Find the surface area of the figure in Bush v. Gore, the supreme court ruled that: Choose all the answers that apply. The atmosphere: is mostly made of nitrogen is weightless protects earth from harmful radiation contains water vapor is affected by events in the hydrosphere Describe a strange event 8300 dollars is placed in an account with an annual interest rate of 6.5%. How much will be an account after 14 years, to the nearest cent?