Momentum

Which of the following, moving at the same speed, would be hardest to stop?

• car

• fire engine

• frisbee

• stroller

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Which formula is used to calculate momentum?

• Momentum = Mass x Speed

• Momentum = Weight x Speed

• Momentum = Volume x Velocity

• Momentum = Mass x Velocity

Tags

NGSS.HS-PS2-2

Which moving object, in all likelihood, will have the greatest momentum?

• volleyball hit by a fourth grader

• volleyball hit by an Olympic volleyball player

• volleyball hit by a senior adult

• volleyball hit by a basketball coach

Tags

NGSS.HS-PS2-2

In which situation does the law of conservation of momentum apply?

• in the absence of greatest velocity

• in the presence of least velocity

• in the absence of outside forces

• in the presence of outside forces

Tags

NGSS.HS-PS2-2

The total momentum of any group of objects remains the same unless outside forces act on the objects

• true

• false

Tags

NGSS.HS-PS2-2

If outside forces such as friction are negligible, when two objects of the same mass collide and do not stick together, the objects multiply velocities.

• true

• false

Tags

NGSS.HS-PS2-2

Newton's "quantity of motion" is conservation.

• true

• false

Tags

NGSS.HS-PS2-2

Newton defined momentum as "quantity of motion."

• true

• false

Tags

NGSS.HS-PS2-2

The less momentum an object has, the easier it is to stop.

• true

• false

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

The more momentum an object has, the easier it is to stop.

• true

• false

Tags

NGSS.HS-PS2-2