Amazing Unit 3 quizziz

A car has considerable momentum (p = mv). If we compare that with another car that has the same mass but double the speed what is the momentum of the 2nd car

• 2X

• 1/2

• Not different

• Impossible to tell

Tags

NGSS.HS-PS2-2

The total momentum of a flock of identical birds could be zero only if the birds are

• taking off from the ground.

• flying in the same direction.

• flying in different directions.

• flying towards the ground

Tags

NGSS.HS-PS2-2

Tony Romo throws a football in space! Both Tony and the football go in opposite directions. Which object has the bigger momentum?

• Tony Romo

• The football

• They are the same

• They are different but we can't tell whose is greater

Tags

NGSS.HS-PS2-2

Tony Romo throws a football in space! Both Tony and the football go in opposite directions. Which object has the bigger velocity?

• Tony Romo

• The football

• They are the same

• They are different but we can't tell whose is greater

Tony Romo throws a football in space! Both Tony and the football go in opposite directions. Which object has the bigger mass?

• Tony Romo

• The football

• They are the same

• They are different but we can't tell whose is greater

A car has the choice to run into a brick wall or haystack. Which option will give the car a bigger force

• Brick Wall

• Haystack

• They are the same

• They are different but we can not tell which is bigger

Tags

NGSS.HS-PS2-1

A car has the choice to run into a brick wall or haystack. Which option will give the car a bigger time of crash

• Brick Wall

• Haystack

• They are the same

• They are different but we can not tell which is bigger

A car has the choice to run into a brick wall or haystack. Which option will give the car a bigger impulse

• Brick Wall

• Haystack

• They are the same

• They are different but we can not tell which is bigger

Tags

NGSS.HS-PS2-2

NGSS.HS-PS2-3

When an egg was thrown at a sheet and it did not break. If a similarly massed egg was thrown at the ground with the same velocity it does break. This is because

• The egg had a bigger impulse

• The egg had a bigger change in momentum

• Both of these

• Neither of these

Tags

NGSS.HS-PS2-2

Why is an airbag such a good safety feature in a car?

• A. It decreases the force

• B. It increases the time of the Crash

• C. It decreases the impulse

• D. All of these are true

• E. A and B are true but not C.

Tags

NGSS.HS-PS2-3