GIVING BRAINLIEST PLEASE HELP!!
-if you answer correctly ill give you brainliest which will give you 20pts-

GIVING BRAINLIEST PLEASE HELP!!-if You Answer Correctly Ill Give You Brainliest Which Will Give You 20pts-

Answers

Answer 1

Answer:

b,c and d

Explanation:


Related Questions

A 1.50 kg cart moves in a circular path of 1.30 m radius at a constant speed of 2.00 m/s. (a) Calculate the magnitude of the centripetal acceleration of the cart.
(b) Calculate the magnitude of the centripetal force on the cart.
(c) Calculate the coefficient of friction between the tires and the ground
(d) Describe the direction of the centripetal force.

Answers

Answer:

the answer is 1500 because of the internet

How is a plant able to cycle matter through the processes of cellular respiration and photosynthesis?

Answers

The carbon cycle refers to the processes by which carbon in the biosphere is recycled. Photosynthesis sucks carbon dioxide out of the atmosphere, while cellular respiration releases it into the environment. Photosynthesis is the process by which solar energy reaches a plant and is converted into glucose.

How photosynthesis and cellular respiration are similar:

Photosynthesis is a method by which plants and other organisms transform light energy into chemical energy, which is then released to fuel the organism's metabolic activities through cellular respiration.

A marathon runner runs a 200m sprint in 10 seconds. It is known that he started standing still. Then determine the acceleration achieved by him knowing that his final speed was 36 km / h.

Answers

Answer:

The acceleration of the runner is 0.25 m/s²

Explanation:

Given;

distance covered by the runner, d = 200 m

time of motion, t = 10 s

initial velocity of the runner, u = 0 (he started standing still)

final velocity of the runner, v = 36 km/h = 10 m/s

Therefore, to achieve the final speed of the runner, his acceleration is calculated as follows;

v² = u² + 2as

10² = 0 + (2 x 200)a

100 = 400a

a = 100/400

a = 0.25 m/s²

The acceleration of the runner is 0.25 m/s²

true or false? Most forces occur in pairs, such as when
you push against the floor with your
feet, the floor pushes back on your feet,
but there are a few exceptions where a
single force can occur without being in
an interaction of two forces.

Answers

This is TRUE everything has a action the force from your feet pushes and the floor pushes back

HELP PLEASE:How much work is done to increase the speed of a 2kg body from 36km / h to 72km / h?​

Answers

Answer:

100 joules (J).

Explanation:

Converting Units - 36 km/h = 10 m/s

                               72 km/h = 20 m/s ( 1 km/h =  5/18 m/s)

Change in speed = 20 - 10 = 10 m/s

Applying the Work-Energy theorem,

[tex]Work done = \frac{1}{2} 2 (10)^2[/tex]

                 = 100 J.

Bromine vapour is heavier than air. even so it's spreads upwards in the experiment above. Why?

Answers

Answer:

Bromine is heavier than air in terms of its atomic weight. Look at the periodic table bromine is lower than oxygen, nitrogen, etc. bromine in its gaseous phase will still float in air. This is due to the fact that gaseous bromine takes up a wide volume of space while having little mass.

PLEASE HELP ASAP THANKS!!!!
The diagram below shows a light ray striking a plane mirror surface at an angle of 40° to the normal. Which of the following diagrams shows the ray that is reflected from the plane mirror surface?

Answers

Answer:

The third one

Explanation:

That's how reflections work.

(please help i gotta turn this in a few minutes 10 points!)

Match the planet to its description.


1.
Mercury


2.
Venus


3.
Mars


4.
Earth
a.
Iron oxide causes the red color of its soil
b.
Has the hottest recorded surface temperatures of the solar system
c.
Liquid water covers more than 70% of its surface
d.
Is a rocky planet with extreme temperature changes

Answers

Answer:

3a, 2b,4c,1d

Explanation:

what do I need to explain just something you know

The reason Senators are in office for 6 years is...

No links pls or I’m reporting you :)

1) To separate Senators from the whims of the
general public.

2) to save money in elections

3) Because Senators are required to be older
than representatives

Answers

I think it’s answer 1 to separate senators fr om the whims or the general public

Choose the correct answer?

Answers

Answer:

B

Explanation:

There are some ways objects in motion are affected. _______________, or pushes and pulls, affect the motion of an object. _______________ is a force that pulls objects down to Earth. _______________ is a force that slows things down or can even make them stop. Did you know acceleration means more than the increase of an object’s speed? It also describes an object that is slowing down or changing _______________. Since acceleration is a change in speed or direction, that means, _______________ is a change in velocity

Answers

Answer:

Forces, Gravity, Friction, Direction, Acceleration.

The answers for the fill-in-the-blanks would be  Force, gravity friction

direction and acceleration respectively.

What is gravity?

It can be defined as the force by which a body attracts another body towards its center as the result of the gravitational pull of one body and another,

There are a few ways that moving objects are impacted. Pushes and pulls, or force, have an impact on how an object moves.

The force of gravity drags items toward the Earth.

Friction is a force that causes objects to move more slowly or even come to a stop.

It also applies to an item that is reversing course or slowing down. Since acceleration is a change in velocity, it can also be a change in speed or direction.

Thus, Force, gravity friction direction, and acceleration are the answers respectively.

Learn more about gravity from here,

brainly.com/question/4014727

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HELP ME PLEASEEEEEEEEEEEEEEE
Use the kinetic energy equation to explain why speed has a greater impact on kinetic energy than mass.

Answers

Answer:

KE = 1/2 M V^2      Equation to express kinetic energy

Since the result depends linearly on M and to the second power on V,

V has greater effect on the result.

What are two ways you can increase power by climbing the stairs?

Answers

Answer:

Eat vegetables and make the stairs

Explanation:

because when the stairs are less deep you use less forced to go up them.

Help please:Calculate the mechanical energy of a bird flying at a speed of 10 m / s at an altitude of 15 m. If its mass is 150 g and the influence of gravitational force is 9.81 m / s²?​

Answers

Mass of the bird(m) = 150 g = 0.15 kg

Speed (v) = 10 m/s

Kinetic Energy = [tex]\frac{1}{2}m v^{2} = \frac{1}{2} 0.15 (10)^{2}[/tex] = 7.5 J

Altitude (h) = 15 m

Gravitational Potential Energy = (0.15)(9.81)(15) = 22.0725 J

Mechanical Energy = Kinetic Energy + Potential Energy = 7.5 + 22.0725

= 29.5725 J

The Cockroach is an amazing bug that can compass itself into half of its normal height.
A. True
B. False

Answers

A: True because Cockroches may not be the best loved but they usually compass themselves into Half of its size

Q1) Calculate the gravitational force between two large trucks, each with a mass of 6500 kg, if
they are parked next to each other separated by a distance of 0.5 m Ignore all other
gravitational forces.

Answers

Answer:

F = 0.0112 N

Explanation:

Given that,

Masses, [tex]m_1=m_2=6500\ kg[/tex]

The distance between masses, d = 0.5 m

We need to find the gravitational force between two large trucks. The formula for the gravitational forces is given by :

[tex]F=G\dfrac{m^2}{r^2}\\\\F=6.67\times 10^{-11}\times \dfrac{6500^2}{(0.5)^2}\\\\F=0.0112\ N[/tex]

So, the required force between masses is equal to 0.0112 N.

4. Anaerobic exercise helps type 2 diabetes.
a. True
b. False

Answers

Answer:

true

Explanation:

b/c anaerobic exercis helps type 2 diabetes

Which planet has the most important role in changing the direction of a comet's path?

A.
Earth because of its atmosphere of nitrogen and carbon dioxide

B.
Mars because of its position near the asteroid belt

C.
Jupiter because of its strong gravitational force

D.
Saturn because of its large ring system

Answers

Answer:

C.

Jupiter because of its strong gravitational force

Explanation:

Jupiter planet has the most important role in changing the direction of a comet's path. The correct option is C.

What are gravity and gravitational force?

Gravity is a fundamental force in the universe that causes objects with mass or energy to attract one another. It is a force of attraction between any two objects in the universe that have mass. The force of gravity is directly proportional to the masses of the objects and inversely proportional to the distance between them.

Mathematically,

F=G×m1×m2/r²

The gravitational force is the force of attraction between two objects due to their masses. It is the force that causes objects to be drawn toward one another.

The strength of the gravitational force between two objects is determined by the mass of each object and the distance between them. The larger the mass of an object, the greater its gravitational force, and the closer two objects are, the greater their gravitational force.

Gravitational force is responsible for keeping the planets in orbit around the sun, for the tides on Earth, and for many other natural phenomena. The gravitational force is one of the four fundamental forces of nature, along with the strong nuclear force, the weak nuclear force, and the electromagnetic force.

Here in the question

Jupiter's strong gravitational force can significantly influence the trajectory of a comet, causing it to change direction or even collide with the planet. This is due to Jupiter's massive size, which creates a powerful gravitational pull that can affect objects within its vicinity. In fact, Jupiter is often referred to as the "vacuum cleaner of the solar system" because it has such a strong gravitational pull that it can attract and capture comets and asteroids.

Hence C. Jupiter because of its strong gravitational force, plays a most important role in changing the direction of a comet's path.

To learn more about gravitational force click:

https://brainly.com/question/12528243

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A tow truck pulls a 7,800 N car 5m out of a ditch in 6.5 seconds. How much power does the
tow truck have?

Answers

Answer:

p=6000W

Explanation:

p=w/t

w=f*d=7800*5=39000 J

therefore,

p=39000/6.5=6000 W

Answer:

p=6000W

Explanation:

What is the speed of a wave in (m/s) with a 5 meter wavelength and a period of 20 seconds?

Answers

Answer: 0.25 m/s

Explanation:  Speed = wavelengt · frequency  

v = λf   and frequency is 1/period  f = 1/T

Then v = λ/T = 5 m / 20 s = 0.25 m/s

Four masses are located in the xy plane. A 4.00 kg mass is located at the origin, and a second 4.00 kg mass is located at the point (2.00 m, 2.00 m). Two 3.00 kg masses are located at (0, 2.00 m) and (2.00 m, 0). (The masses are at the corners of a square with sides 2.00 m.) (a) Calculate the moment of inertia of this arrangement for rotations about an axis perpendicular to the xy plane and passing through the origin. (b) Calculate the moment of inertia of this arrangement for rotations about an axis perpendicular to the xy plane and passing through the center of the square. (c) Calculate the moment of inertia of this arrangement for rotations about the x axis. (d) Calculate the moment of inertia of this arrangement for rotations about the y axis.

Answers

Answer:

A)    I_total = 16 m, B)   I_total = 8 m,  C)   I_total = 8 m, D)  I_total = 8 m

Explanation:

The moment of inertia is a scalar quantity, therefore the total moment of inertia

          I_total = I₁ + I₂ + I₃ + I₄

the moment of inertia of a point mass with respect to an axis of rotation

         I = m r²

Let's apply this to our case

A) Rotation axis at the origin

     I₁ = m 0 = 0

for the second masses, we find the distance using the Pythagorean theorem

     r = [tex]\sqrt{2^2 + 2^2}[/tex]

     r = 2 √2

     I₂ = m (2 √2) ²

     I₂ = 8 m  

     I₃ = m 2² = 4 m

     I₄ = m 2² = 4 m

we substitute

     I_total = 0 + 8m + 4m + 4m

     I_total = 16 m

B) axis of rotation in the center of the square

let's find the distance to any mass

     r = [tex]\sqrt{1^2+ 1^2}[/tex]

     r = √2

     I₁ = m 2

     I₂ = m 2

     i₃ = m 3

     I₄ = m 4

we substitute

    I_total = 4 (2m)

    I_total = 8 m

C) axis of rotation is the x axis

       I₁ = 0

       I₂ = m 2² = 4 m

       I₃ = m 2² = 4 m

       I₄ = 0

       I_total = 8 m

D) axis of rotation is the y-axis

       I₁ = 0

       I₂ = 4m

       I₃ = 0

       I₄ = 4 m

       I_total = 8 m

What is potential energy?

Answers

Answer:

energy that is stagnant and cannot be changed

Answer:

Potential energy is a form of mechanical energy in which an object is at rest or it's not moving

how do u cure a headache without any pills no bots or I will report u?

Answers

Answer:

Try a Cold Pack. Use a Heating Pad or Hot Compress. Ease Pressure on Your Scalp or Head. Dim the Lights. Try Not to Chew. Hydrate. Get Some Caffeine. Practice Relaxation.

Answer:

Listen to calming music

Explanation:

Thats what I do. You could also sleep ;)

A student shakes a rope such that 20 complete vibrations are made in 4.00 seconds. Determine the vibrational frequency of the rope, along with the corresponding unit.

Answers

Answer:

The vibrational frequency of the rope is 5 Hz.

Explanation:

Given;

number of complete oscillation of the rope, n = 20

time taken to make the oscillations, t = 4.00 s

The vibrational frequency of the rope is calculated as follows;

[tex]Frequency = \frac{number \ of \ complete \ vibrations}{time \ taken} \\\\Frequency = \frac{20 }{4 \ s} \\\\Frequency = 5 \ Hz[/tex]

Therefore, the vibrational frequency of the rope is 5 Hz.

An aircraft is moving horizontally with a speed of 50m/s, at the height of 2km, an object is dropped from the aircraft. What is the vertical and horizontal velocity of an object if the angle is 23 degrees and the time interval for the object hits the ground?

Answers

Explanation:

use the diagram^

horizontal velocity of the object nvr changes, it'll stay 50m/s till it hits the ground

initial vertical velocity = 0

to find the final vertical velocity, use the formula:

[tex]v {}^{2} = u {}^{2} + 2as[/tex]

where u = 0m/s, a = 9.8m/s², and s = 2000m

solve for v.

for time taken to reach ground, use the formula:

[tex]v = u + at[/tex]

where v = the value for v u calculated above, u = 0 m/s, a = 9.8m/s² and solve for t.

how did you do it i still can't figure it out

Answers

Answer:

can you ask clear questions I did not understand your question

HELP
Which type of wave interaction is shown in the photo?
A. Interference
B. Refraction
C. Reflection
D. Diffraction

Answers

Answer: the answer is c (think bc im on that too)

Explanation:

The interference is a  type of wave interaction shown in the photo. Option A is correct.

What is the interference of waves?

The result of two or more wave trains flowing in opposite directions on a crossing or coinciding pathways. This phenomenon is known as the interference of waves.

The effect is the sum of the individual wave amplitudes at each site where more than one wave is present.

When two wave pulses are traveling along a string toward each other. They meet and the phenomenon is occur known as interference.

The interference is a  type of wave interaction shown in the photo

Hence option A is correct.

To learn more about the interference of waves refer to the link;

brainly.com/question/16098226

What is Carnot engine ?

Answers

Carnot heat engine is a theoretical engine that operates on the Carnot cycle. The basic model for this engine was developed by Nicolas Léonard Sadi Carnot in 1824. ... In the process of going through this cycle, the system may perform work on its surroundings, thereby acting as a heat engine.

Name a track field event. Describe the event. Is it running. jumping. or throwing even?(there wasn’t an option for gym but here)

Answers

Answer:

Javelin Throw (My favorite event)

Explanation:

Javelin Throw is a spear about 8 feet long and is used to throw for maximum distance.The participant runs first within a predetermined area and then throws the javelin.

If you have any questions revolving around this this topic,feel free to ask me and I will be happy to help,Good luck! :)

A car tire rotates with an average angular speed of 29 rad/s. In what time interval will the tire rotate 3.5 times? ​

Answers

Answer:

"0.758315 sec" is the appropriate choice.

Explanation:

The given values are:

Angular speed,

= 29 rad/s

or,

= [tex]\frac{29}{2 \pi} \ rps[/tex]

Tire rotates,

= 3.5 times

Now,

The time interval will be:

⇒  [tex]\Delta t=\frac{3.5}{\frac{29}{2 \pi} }[/tex]

⇒       [tex]=\frac{2 \pi\times 3.5}{29}[/tex]

⇒       [tex]=\frac{21.99}{29}[/tex]

⇒       [tex]=0.758315 \ sec[/tex]

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