PS 12.3 Formative

A large boy and a small girl run into each other in the hallway. Which one experiences the greatest amount of force?

• the small girl

• the large boy

• the forces are the same

Tags

NGSS.HS-PS2-1

A baseball bat exerts a force of 1000 N on a baseball. The force that the ball exerts on the bat is

• less than 1000 N

• more than 1000 N

• exactly 1000 N

• 0 N

Tags

NGSS.MS-PS2-1

Newton's third law states that action-reaction forces are equal in magnitude and (a)   in direction.

Tags

NGSS.MS-PS2-1

Which of the following is NOT true of Newton's third law of motion?

• All forces occur in pairs.

• Force pairs are equal in magnitude and opposite in direction

• Force pairs act on two different objects.

• Force pairs always act on the same object.

Tags

NGSS.MS-PS2-1

Tags

NGSS.HS-PS2-2

What is the momentum of a golf ball if it weighs 0.05 kg and is moving at a velocity of 60 m/s? 

Tags

NGSS.HS-PS2-2

In a closed system, the amount of momentum before a collision is _____ the amount of momentum after a collision.

• equal to

• greater than

• less than

Tags

NGSS.HS-PS2-2

States that if no net force acts on a system, then the total momentum of the system does not change.

• law of conservation of mass

• law of conservation of energy

• law of conservation of momentum

• law of conservation of velocity

Tags

NGSS.HS-PS2-2

An object has a large momentum if the product of its ________ is large.

• mass and velocity

• mass and acceleration

• velocity and acceleration

• mass and weight

Tags

NGSS.HS-PS2-2

T or F: All action-reaction force pairs create motion.

• True

• False

Tags

NGSS.MS-PS2-1