One 7.0 kg bowling ball is lifted to a storage shelf 1.0 m above the floor. A second 7.0 kg ball is lifted to a storage shelf 2.0 m above the floor. Which of the following best explains why the measured force of gravity on each ball is nearly identical?

The distance of each ball from Earth's center of mass is almost identical.

The final potential energy of each ball increased.

The amount of work required to lift each ball is identical.

The gravitational force of each ball on the other cancels out the force of Earth's gravity.

A car is parked on the side of a hill. Which of the following most likely prevents the car from moving down the hill?

There is friction between the tires and the road.

The car has too much mass to move easily.

There is friction in the door hinges of the car.

The weight of the car is mostly on the front wheels.

The diagrams below show a cart moving with a velocity, V, on a frictionless surface as a wooden block is being dropped. The block then falls straight down onto the moving cart. Which of the following statements describes what will happen after the block lands on the moving cart?

The cart will move to the right at a velocity less than the original velocity of the cart.

The cart will move to the left at a velocity less than the original velocity of the cart.

The cart will move to the left at a velocity greater than the original velocity of the cart.

The cart will move to the right at a velocity greater than the original velocity of the cart.

Which of the following will definitely cause a change in the velocity of a parked car?

The car experiences an unbalanced force.

All forces acting on the car increase by 1 N.

All forces acting on the car decrease by 1 N.

The forces acting on the car are equal and balanced.

The graph below relates velocity to time. The graph would most likely apply to which of the following events?

A car traveling at a constant speed applies its brakes and comes to a stop.

A soccer ball that is at rest is suddenly kicked.

A ball is thrown upward and returns to the ground.

A person who is running at a constant speed decides to run faster.

A cart with a mass of 5 kg rests on a floor next to a wall, as shown in the diagram below. A person pushes on the cart to the left toward the wall with a force of 100 N. Which of the following statements is true in this situation?

The wall pushes 100 N to the right on the cart.

The wall does not push on the cart.

The floor pushes 100 N up on the cart.

The cart pushes 100 N down on the floor.

A heavy box is at rest on an inclined plane. The box begins to slide down the inclined plane when a small force is applied to the box. The force is removed as soon as the box begins to slide. The speed of the box increases as the box slides down the inclined plane. Which of the following is the most likely cause of this increasing speed?

The force of friction on the box is less when the box is not moving than when the box is moving.

The force of gravity on the box is less when the box is not moving than when the box is moving.

The force of gravity on the box is greater when the box is not moving than when the box is moving.

The force of friction on the box is greater when the box is not moving than when the box is moving.

Which of the following is a scalar quantity?

the velocity of a falling tennis ball

the force required to lift a 10 kg mass

the acceleration of a toy car over a 60 s period

Which of the following is an example of a vector quantity?

An object has a mass of 10.5 kg.

A 1.0 kg object moves at 18 m/s.

A ball has an instantaneous speed of 15 m/s.

A toy cart that has a weight of 10N moves with a constant velocity of 2 m/s to the right on a horizontal table. According to Newton’s laws of motion, which of the following statements is correct?

The table exerts a force of 10N upward on the toy cart.

The toy cart exerts a force of 10N upward on the table.

The toy cart exerts a force of 2N downward on the table.

The table exerts a force of 2N to the right on the toy cart.

Which of the following statements best explains why it is usually easier to keep a sliding object moving than it is to start the object moving?

Kinetic friction is typically less than static friction.

Kinetic friction is typically equal to static friction.

Kinetic friction is a force that resists attempts to start an object moving.

Kinetic friction is a force that opposes the sliding of two objects over each other.

Which of the following statements best describes the force of Earth’s gravity on a rocket moving upward?

The gravitational force is weaker when the rocket is higher.

The gravitational force is constant for all altitudes.

The gravitational force is stronger when the rocket is higher.

The gravitational force is zero when the altitude is greater than 10,000 miles.

Which of the following statements identifies the main difference between vector and scalar quantities?

Only scalars have units associated with them.

Only vectors have units associated with them.

Based on the free-body force diagram, which of teh following describes the motion of the object?

The object is accelerating upward.

The object is accelerating to the right.

The object is moving up with a constant speed.

The object is moving to hte left at an increasing speed.

A person pushes a refrigerator across the floor with a force of 400 N. Based on the free-body diagram, IF the person applies a greater force to the refrigerator, how would the arrow for applied force compare to the arrow for friction force?

the arrow for applied force would get longer than the arrow for friction force

the arrow for applied force would get shorter than the arrow for friction force

the arrow for applied force would stay the same as the arrow for friction force

Physics Quiz

10th Grade

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36 Qs

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Physics Quiz

Quiz

•

Science

•

10th Grade

•

Practice Problem

•

Hard

•

NGSS

MS-PS2-2, MS-PS2-1, MS-PS2-4

Standards-aligned

Kathryn Norton

Used 4+ times

FREE Resource

36 questions

Show all answers

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The force of gravity on an object depends primarily on the object's:

density

mass

momentum

volume

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is certain to change as a ball accelerates?

mass of the ball

inertia of the ball

velocity of the ball

force acting on the ball occasionally

Tags

NGSS.MS-PS2-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Two forces act on the 2 kg box shown below. What is the net force acting on the box?

10 N to the right

10 N to the left

2 N to the right

2 N to the left

Tags

NGSS.MS-PS2-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The illustration below shows a 2-ton elephant balancing on a tree stump. Which of the following statements must be accurate?

The weight of the tree stump is greater than 2 tons.

A 4-ton force on the ground spreads out in all directions.

The tree stump is exerting a 2-ton force upward on the elephant.

The downward force on the ground under the tree stump is 4 tons.

Tags

NGSS.MS-PS2-4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A 1500 kg car increases its speed by 2 m/s² for each second of travel. What is the net force acting on the car?

750 N

1500 N

3000 N

6000 N

Tags

NGSS.MS-PS2-2

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A hot air balloon exerts a force of 1200 N while lifting a load of 800 N. Which free-body force diagram depicts the forces involved?

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A student is standing on a skateboard that is not moving. The total mass of the student and the skateboard is 50 kilograms. The student throws a ball with a mass of 2 kilograms forward at 5 m/s. Assuming the skateboard wheels are frictionless, how will the student and the skateboard move?

forward at 0.4 m/s

forward at 5 m/s

backward at 0.2 m/s

backward at 5 m/s

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

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Physics Quiz

36 questions

The force of gravity on an object depends primarily on the object's:

Which of the following is certain to change as a ball accelerates?

Two forces act on the 2 kg box shown below. What is the net force acting on the box?

The illustration below shows a 2-ton elephant balancing on a tree stump. Which of the following statements must be accurate?

A 1500 kg car increases its speed by 2 m/s² for each second of travel. What is the net force acting on the car?

A hot air balloon exerts a force of 1200 N while lifting a load of 800 N. Which free-body force diagram depicts the forces involved?

A student is standing on a skateboard that is not moving. The total mass of the student and the skateboard is 50 kilograms. The student throws a ball with a mass of 2 kilograms forward at 5 m/s. Assuming the skateboard wheels are frictionless, how will the student and the skateboard move?

The tendency of a stationary object to resist being put into motion is known as

An upward force of 150 N is applied to a box weighing 70 N. Which of the following is the free-body force diagram for this situation?

One 7.0 kg bowling ball is lifted to a storage shelf 1.0 m above the floor. A second 7.0 kg ball is lifted to a storage shelf 2.0 m above the floor. Which of the following best explains why the measured force of gravity on each ball is nearly identical?

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