Newtons Physics Test
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This is a short quiz on Newton's Laws and their applications
- 1.1.Every action or force upon an object must have an equal and _________________ reaction.
- A.
Measurable
- B.
Complete
- C.
Opposite
- D.
Correct
- E.
Directionless
- 2.1.In a vacuum, you throw a baseball. It travels at the __________________ forever due to __________________.
- A.
Initial velocity, inertia
- B.
Gravitational constant velocity, inertia
- C.
Initial velocity, gravity
- D.
Initial acceleration, inertia
- E.
Initial acceleration, gravity
- 3.When a box rests on the floor, it is acted upon by the gravitational and the _________________ force.
- A.
Centrifugal
- B.
Acceleration
- C.
Normal
- D.
Inertia
- E.
Friction
- 4.1.Objects in motion will __________________ until acted upon by another force.
- A.
Remain in motion
- B.
Lose potential energy
- C.
Lose kinetic energy
- D.
Lose both potential and kinetic energy
- E.
None of the above
- 5.According to Newton, force is equal to mass multiplied by __________________.
- A.
Velocity
- B.
Acceleration
- C.
Speed
- D.
Momentum
- E.
Vector plane
- 6.1.On Earth, you weigh 80 kg. On Planet X, you weigh 20 kg. This is explained due to:
- A.
Different gravitational constants
- B.
Different air resistance
- C.
Water weight
- D.
Different frictional forces
- E.
None of the above
- 7.1.Which of the following is not an example of acceleration?
- A.
Turning right onto another street
- B.
Pressing the gas pedal
- C.
Pressing the brake pedal
- D.
Cruising at 60 MPH
- E.
Pulling the car into reverse from rest
- 8.1.Which of the following helps to explain why it takes longer for a piece of paper to fall down than a rock?
- A.
Gravitational force depends on mass
- B.
Gravitational force depends on initial speed
- C.
Paper is lighter than rock
- D.
Paper has a greater surface area than rock
- E.
Rock is slightly magnetic
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