Quiz about Forces and Motion

Question 1

Which of the following objects will have the greatest change in motion?

Accepted Answer

A large force is applied to an object with a small mass.

Answer

A small force is applied to an object with a large mass.

Answer

A small force is applied to an object with a small mass.

Answer

A large force is applied to an object with a large mass.

Question 2

Raoul throws a ball into the air and watches it go up for a long time. Then it starts to fall back toward him. What force causes the ball to return to the ground?

Accepted Answer

Gravity

Answer

Friction

Answer

Motion

Answer

Wind

Question 3

Tori tests how far three identical toy cars travel under three different conditions. How is Tori controlling variables for each trial?

Accepted Answer

The mass changes, but the force does not change.

Answer

The mass and force change.

Answer

Neither the mass nor force changes.

Answer

The force changes, but the mass does not change.

Question 4

Kaneesha pushes a toy truck and lets it roll across a flat surface. She measures the distance it travels. Then she adds different numbers of wood blocks to her truck.

Which is most likely the measurement missing from the table?

Accepted Answer

57 cm

Answer

12 cm

Answer

30 cm

Answer

98 cm

Question 5

Four forces are acting on the block shown in the following illustration. The block is not moving. Which if the following statements is true?

Accepted Answer

F and Ff are equal

Answer

F and Fg are equal

Answer

Ff is greater than F

Answer

Fg is greater than F

Question 6

A force of attraction between two objects, even if they are not touching, is

Accepted Answer

Gravity

Answer

Position

Answer

Velocity

Answer

Force

Question 7

A measure of an object/s change in position during a certain amount of time is

Accepted Answer

Velocity

Answer

Force

Answer

Position

Answer

Unbalanced forces

Question 8

A change in velocity is

Accepted Answer

Acceleration

Answer

Velocity

Answer

force

Answer

position

Question 9

What causes the changes when objects collide?

Accepted Answer

Energy transfer

Answer

bowling ball

Answer

tennis ball

Answer

bouncing

Question 10

Which properties of the objects affect what happens?

Accepted Answer

Speed and weight

Answer

Size and speed

Answer

weight and color

Answer

weight and temperature

Question 11

Look at the following illustration. Two boys are about to use the same force to push a parent and a child. Which describes what will happen?

Accepted Answer

The child will accelerate faster.

Answer

The parent will swing higher.

Answer

The parent will accelerate faster.

Answer

The parent and the child will accelerate at the same rate.

Question 12

What is the net force acting on an object if two forces of 5 N and 10 N are applied in opposite directions?

Accepted Answer

5 N

Answer

0 N

Answer

10 N

Answer

15 N

Question 13

Which of the following best describes Newton's Third Law of Motion?

Accepted Answer

For every action, there is an equal and opposite reaction.

Answer

An object at rest stays at rest unless acted upon by an external force.

Answer

The acceleration of an object is directly proportional to the net force acting on it and inversely proportional to its mass.

Answer

The force of gravity acts between all masses.

Forces and Motion

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