where does the largest input of solar energy occur?
Answer:
the earth
Explanation:
The largest input of solar energy strikes the Earth at the equator.
the loudness of a sound is determined by the __________, or height, of the sound wave.
Answer: Aplitude
Explanation: Loudness depends on the amplitude,or height, of sound waves. The greater the amplitude, the louder the sound perceived. Amplitude is measured in decibels.
Answer:
Amplitude
Explanation:
The loudness of a sound is determined by the amplitude of the wave. In terms of the pattern of a transverse wave, amplitude refers to how "high" and "low" the waves go from the center line.
PF
Write at least on paragraph about space exploration and why it interests you.
Answer:
use Myassignmenthelp.com it's free
FIRST TO ANSWER CORRECTLY GETS BRAIBLIEST!!
COLUMN A
1. _______ A
2.________B
3.________C
4________ D
5.________E
COLUMN B
A. brushes
B. Magnets
C. Battery terminals
D. Commutator
E. Armature
please answer the question
Answer:
A safest device
Explanation:
it's meant to operate safe and provide over current protection of an electrical circuit
A car traveling at 30 m/s speeds up to 35 m/s over a period of 5 seconds. What is the acceleration of the car?
Answer:
u =30 m/s
v = 35 m/s
t = 5 secs
Explanation:
a = (v- u)/t
a = (35-30)/5
a = 5/5
a = 1 m/s^2
PLS MARK BRAINLIEST
2 H2O2-> 2H20+02
2. What are the reactants in this reaction?
3. What are the products in this reaction?
4. What happened in this particular reaction? What happens in general decomposition reaction?
Answer:
This reaction is of the spontaneous decomposition of hydrogen peroxide down into water and oxygen. Add 2 molecules of hydrogen peroxide and 2 molecules of water. Since oxygen is naturally diatomic, the total number of atoms of each element is now the same on both sides of the equation so it is balanced.
3]Explanation: This reaction is of the spontaneous decomposition of hydrogen peroxide down into water and oxygen. Add 2 molecules of hydrogen peroxide and 2 molecules of water. Since oxygen is naturally diatomic, the total number of atoms of each element is now the same on both sides of the equation so it is balanced.
4]Two moles of hydrogen peroxide H2O2 decomposes to produce two moles of water H2O and one mole of oxygen gas O2(g) , which then bubbles off
Where are protons and neutrons found in an atom
Answer:
The Nucleus
Explanation:
Protons and Neutrons are found in the nucleus of an atom.
Answer:
Nucleus
Explanation:
plss help plss i need it now
Answer:
anong grade po. yan? seven po ba yanA 50 N force is acting on a soccer ball that is 5 kg, what's the acceleration of the soccer ball?
Answer:
Explanation:
HCE 20 ADIASM EPEGURNTE MSIMOLO
Which one of these is NOT a rate:
A. 30 miles per gallon (of gasoline)
B. 5 seconds
C. 5 meters per second
D. 5 apples for $1
Answer:
The answer is B. 5 seconds.
There’s 5.68 s until the end of a "Red Light, Green Light" game, when "Green Light" is called. You start atrest and accelerate at 4.1 m/s2and reach your maximum speed after 1.7 s. You run at your maximum speeduntil you reach the finish line.If the finish line is 32 m away, do you survive the first game? Show your work.
Answer:
SQUID game imagine
Explanation:
Which statement is a description of Charles’s law?
The temperature and volume of a gas are directly proportional when pressure is constant.
The temperature and volume of a gas are inversely proportional when pressure is constant.
The volume and pressure of a gas are directly proportional when temperature is constant.
The volume and pressure of a gas are inversely proportional when temperature is constant.
Answer:
The temperature and volume of a gas are directly proportional when pressure is constant
A cart was pushed in a ramp exerting 23N upward creating an angle of 53° N of W. How much force is exerted vertically and horizontally?
Explanation:
theta = 90-53(we are getting horizontal angle)
=37
force(F)=23N
vertically =Fsin(theta)=23sin(37)=13.84N
horizontally=Fcos(theta)= 23cos(37)=18.37N
If a cart was pushed in a ramp exerting 23 Newtons upward creating an angle of 53° north of the west, then the horizontal component of the force would be 13.84 Newtons, and the vertical component of the force would be 18.36 Newtons.
What is Newton's second law?Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.
As given in the problem if a cart was pushed in a ramp exerting 23 Newtons upward creating an angle of 53° north of the west,
The horizontal component of the force = 23 × cos 53° Newtons
=13.84 Newtons
The vertical component of the force = 23 × cos 53° Newtons
=18.36 Newtons
Thus, the horizontal component of the force would be 13.84 Newtons, and the vertical component of the force would be 18.36 Newtons.
To learn more about Newton's second law here, refer to the link;
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NEED HELP!!!! 11 POINTS!!!!!
Jose’s doctor recommends that he add more cardio to his exercise routine. Which exercise would be the BEST choice?
A.
ballet
B.
jogging
C.
bowling
D.
volleyball
PLEASE NO LINKS
Answer:
B, jogging
Explanation:
i guess because it makes you sweat
Answer:
jogging
Explanation:
run at a steady gentle pace, especially on a regular basis as a form of physical exercise.
The average speed of a plane was 600 km/hr. How long did it take
the plane to travel 120 kilometers?
Answer:
0.2 hours
Explanation:
Tính lực tương tác giữa 2 điện tích q1=4.10^-6C và q2=-3.10^-6C cách nhau một 3cm đặt trong dầu hoả = 2
Explanation:
decimal diamond ml dias and ka n t u t a n mo papa mo
Guys helppppp thanks so much
Answer:
4.9 or 49kj not sure hope it helps you
2.A girl of mass 50kg climbs a flight of a stair having 40steps each of 30m high in 10 s. Calculate the power developed by the girl.
Answer:
[tex]{ \boxed{ \pmb{power = \frac{force \times distance}{time} }}} \\ [/tex]
force → (50 × 10) = 500 Ndistance → (30 × 40) = 1200 mtime → 10 seconds[tex]{ \rm{power = \frac{500 \times 1200}{10} }} \\ \\ { \rm{power = \frac{600000}{10} }} \\ \\{ \underline{ \underline{ \rm{ \dashrightarrow \: \: power = 60,000 \: newtons \: \: }}}}[/tex]
an object is thrown with an initial speed v near the surface of earth. assume that air resistance is negligible and the gravitational field is constant. if the object is thrown vertically upward, the direction and magnitude of its acceleration while it is in the air is
Hi there!
a = -9.81 m/s²
When throwing a ball into the air (ignoring air resistance), the acceleration in the vertical direction is ALWAYS constant and equal to the acceleration due to gravity.
In this instance, the acceleration due to gravity is downward, resulting in the object falling. So, we must put a negative sign:
Thus, a = -9.81 m/s².
Please help me with part 2. Will give brainliest
Hi there!
We can use the derived equation to solve:
[tex]t = \sqrt{\frac{2h}{g}}}[/tex], where:
h = height
g = acceleration due to gravity
Plug in the given values. Remember to CONVERT km to m:
32 km = 32 km * 1000 m / 1 km = 32,000 m
t = √(2(32000)/3.4) ≈ 137.199 sec
Part 2:
Use the derived equation:
vf = √2gh
vf = √(32000)(3.4) = 329.848 m/s
please helllllp shshsu
A bar magnet is separated four times, the number of monopoles and dipoles formed are __.
[the answer is 0 monopoles and 4 dipoles, but I think it should be 8 dipoles.]
Kindly Help me understand !
The characteristics of the magnetism allow to find the results for the questions related to the division of the magnetic bar are:
The magnetic monopoles do not exist. When cutting the magnet there are 4 magnetic dipoles.
The magnetic field is understood today as the effect of the movement of electric charges, in this sense there is no magnetic monopole since the orbital or spin movement of the charges is continuous.
The dipole or magnetic moment is caused by the movement of the electrons around the nucleus, in some cases the movements are in the opposite direction and can be annulled and the electrons grinding on themselves called spin.
A magnet is a material where there is a permanent magnetic field formed by the sum of all the microscopic contributions, this sum gives a dipole or total magnetic moment different from zero.
They indicate that a bar-shaped magnet is cut into four parts, each part forms a smaller magnet, that is, each part is a magnetic dipole.
In conclusion, using the characteristics of magnetism we can find the results for the questions about the division of the magnetic bar are:
The magnetic monopoles do not exist. When cutting the magnet there are 4 magnetic dipoles.
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a ball is thrown upward at an angle what causes the change in the balls velocity?
Answer:
When a ball is thrown up in the air, the ball's velocity is initially upward. Since gravity pulls the object toward the earth with a constant acceleration g, the magnitude of velocity decreases as the ball approaches maximum height.
138.42 g of salt water has a volume of 117.0 mL. Determine its density.
5. Calculate the acceleration of a 2 kg block across a table if you push with a force of 20 N and the frictional force is 4 N.
Please show work so I can understand!
Answer:
Explanation:hey do you go to GOC too?
what is the purpose of the magnetic field in a cathode ray tube?
Answer:
In order to determine if the cathode ray consisted of charged particles, Thomson used magnets and charged plates to deflect the cathode ray. He observed that cathode rays were deflected by a magnetic field in the same manner as a wire carrying an electric current, which was known to be negatively charged.
Explanation:
According to the right-hand rule, the magnetic field causes the electrons to be refracted. Turn on the power strip to learn about the Cathode Ray (electron beam) Deflection by an Electric Field.
What is Magnetic Field?Magnetic forces can be seen in a magnetic field, an electric current, a changing electric field, or a vector field around a magnet. Magnetic compass needles and other permanent magnets align in the direction of magnetic fields like the one found on Earth. Electrically charged particles are forced to move in a circular or helical pattern by magnetic fields. The operation of electric motors is caused by this force, which is applied to electric currents in wires in a magnetic field.
The Lorentz Force, which is explained by the left-hand rule, has an impact on what happens inside the tube. In accordance with this law, an electron or other charged particle travelling in a magnetic field will be deflected by the field at a right angle to both the field's direction and the direction of the particle.
To get more information about Magnetic Field :
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If an object has an increasing positive acceleration, what can we assume about the forces on it?
Answer:
F = M a is a vector equation
F has the same sign as A and is in the same direction as the vector a
If a is positive then F must also be positive
If an object has an increasing positive acceleration, then we can assume that there is some unbalanced increasing force acting on it as the force is the product of the mass of the object and the acceleration.
What is Newton's second law?Newton's Second Law states that The resultant force acting on an object is proportional to the rate of change of momentum.
The acceleration of an item rises proportionately to the force applied to it. So, doubling the force also doubles the acceleration.
Since the force is equal to the product of the item's mass and acceleration, if an object is moving at an increasing positive acceleration, we may infer that there is an imbalanced growing force acting on it.
Learn more about Newton's second law here, refer to the link;
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when we drink coke it's black in colour but why don't our urine becomes black?
Answer:
Because it filters
Explanation:
it filters out the urine, and changes it into nutrients I'm pretty sure
on the vertical projection what is the difference between a protected up and down?
Explanation:
projected up means you are on the ground throwing a projectile
projected down mean you are on a high place like a cliff or mountain