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WorksheetsPhysics Review (Collisions, Momentum, Energy, Work, Power, Heat, and Waves)
Total questions: 25
Worksheet time: 49mins
An object has 15 Kg*m/s of momentum and a mass of 5 Kg. What is the objects velocity
75 m/s
5 m/s
3 m/s
15 m/s
A bug is flying through the countryside. The bug flies into a sign with a force of 200 N that takes 0.02 secs to crush it. What is the impulse?
.04 N*s
10,000 N*s
4 N*s
9.8 N*s
A girl pushes a 20 Kg cart through the a building 5 m with a force 5 N. How much work is accomplished?
100 J
25 J
4 J
500 J
What is the potential energy of a 20 Kg car moving 65 m/s on level ground?
42, 250 J
84, 500 J
0 J
9.8 J
What is the kinetic energy of a 20 Kg car speeding down a 20 m high mountain at 30 m/s?
9,000 J
3,920 J
12,920 J
5,080 J
A 55 kg boy takes 5 seconds to run up the stairs 10 m. What is the power used to run up the stairs?
5,390 W
1,078 W
110 W
539 W
A 15 Kg car moving at 2 m/s crashes into 10 Kg at rest bouncing back at a velocity of 0.5 m/s. What is the final velocity of the 10 Kg car?
7.5 m/s
5 m/s
2.25 m/s
4 m/s
A 400 Kg truck rushing through the street at 20 m/s crashes into a 50 Kg car making a turn at 2 m/s. The car is stuck to the bottom of the truck, what is the final velocity?
90 m/s
0 m/s
9 m/s
18 m/s
Which one of the following is different from the others?
Microwaves
Infrared
Radio waves
Sound waves
If the red car's output is the same as the blue car's output and the blue car's output is the same as the yellow car then the red car's output the same as the yellow car. Which law of thermodynamics is demonstrated here?
Zeroth Law
First Law
Second Law
Third Law
What is the mechanical energy of a 20 Kg cart resting at a 100 m cliff?
0 J
2,000 J
9,800 J
19,600 J
The First Law of Thermodynamics is the Law of Entropy
True
False
The Zeroeth Law is the Law of Equilibrium?
True
False
What is the top of a transverse wave called?
Compression
Rarefaction
Trough
Crest
Which of the following is only on a transverse wave?
Wavelength
Frequency
Trough
Rarefaction
A wave has a frequency of 200 Hz and velocity of 1,000,000 m/s. What is the waves wavelength?
50,000 m
5,000 m
200,000,000 m
0 m
A wave is moving at 3,000,000 m/s with a wavelength of 300 m. What is the wave's frequency?
100 Hz
9,000 Hz
10, 000 Hz
90 Hz
A 20 m wave has a frequency of 5 Hz. What is the wave velocity?
4 m/s
25 m/s
15 m/s
100 m/s
What is being shown here?
Reflection
Refraction
Diffusion
Amplitude
What is being shown here?
Reflection
Refraction
Diffusion
Interference
Breaking a glass by a singer is due to?
Doppler Effect
Diffusion
Resonance
Reality stone
How many antinodes are shown here?
1
2
3
4
How many nodes are here?
1
2
3
4
A boy grabs the handle of a skillet and is burned. This is an example of which type of heat?
Conduction
Convection
Radiation
Entropy
The sun heating the Earth is an example of what type of heating?
Conduction
Convection
Radiation
Conductor
