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More cards in this set
Card 6
Front
What is the unit of momentum?
Back
Card 7
Front
What happens to the the total momentum of two objects when they collide?
Back
Card 8
Front
Why does momentum have a directin as well as size?
Back
Card 9
Front
When two objects push each other apart do they move away at different speeds?
Back
Card 10
Front
When two objects push each other apart why is their total momentum zero?
Back
Card 11
Front
When vehicles collide, what does the force of the impact depend on?
Back
Card 12
Front
How does the impact force depend on the impact time?
Back
Card 13
Front
What can we say about the impact forces and the total momentum when two vehicles collide?
Back
Card 14
Front
Why do cars have crumple zones at both the front and the rear?
Back
Card 15
Front
Why do seat belts and air bags reduce the force on people in car accidents?
Back
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