# motion

Home > Preview

The flashcards below were created by user kimkrak on FreezingBlue Flashcards.

1. acceleration
• final speed-initial speed
• ___________________
• time
2. momentum
• massXvelocity
• p=m*v
3. speed
• distance
• ______
• time
4. avg speed
• total distance
• ___________
• total time
5. what is velocity and how do you find it?
• the speed and direction of an object
• final speed-initial speed
6. what is the measure of inertia?
the tendency an object has to resist change in its motion
7. what does the law of conversation of momentum state
the total momentum of objects that colide is the same before and after the collision
8. if you 100m in 25s. later you run the same distance in less time what happened to your average speed ?
you average speed is 4m/s
9. the amount of matter in an object
mass
10. the speed of an object at one instant of time is
instintanious speed
11. the tendency of an object to resist change in its motion
inertia
12. a change in speed or direction of an object
acceleration
13. the measure of difficult to change the speed or direction of an object
momentum
14. the speed and direction of an object
velocity
15. the distance travled divided by the amount of time taken to travel the distance
speed
16. what is the momentum of a car with a mass of 500kg traveling north at 15m/3
500*15=7500kg*m/s
17. you travel to a city 400 km away in 3hr.what is your average speed
• 400
• ___ =133.3km/hr
• 3
18. the speed of a train increases from 200km/hr to 300km/hr in 10min.what is acceleration?
• 300-200 100
• _______ = ___=10km/hr
• 10 10

### Card Set Information

 Author: kimkrak ID: 111867 Filename: motion Updated: 2011-10-24 23:20:02 Tags: science Folders: Description: speed, mass, velocity, etc. Show Answers:

Home > Flashcards > Print Preview