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Basic Physics Practice Test: Describing Motion - Kinematics in One Dimension
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Basic Physics Practice Test: Describing Motion - Kinematics in One Dimension
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25 Questions

1. The slope of a velocity versus time graph gives
2. A motorist travels for 3.0 h at 80 km/h and 2.0 h at 100 km/h. What is her average speed for the trip?
3. An object is moving in a straight line with constant acceleration. Initially it is traveling at 16 m/s. Three seconds later it is traveling at 10 m/s. How far does it move during this time?
4. An object starts from rest and undergoes uniform acceleration. During the first second it travels 5.0 m. How far will it travel during the third second?
5. If the position versus time graph of an object is a horizontal line, the object is
6. Ball A is dropped from the top of a building. One second later, ball B is dropped from the same building. As time progresses, the distance between them
7. An object is thrown upward with a speed of 14 m/s on the surface of planet X where the acceleration due to gravity is 3.5 m/s2. What is the speed of the object after 8.0 s?
8. When an object is released from rest and falls in the absence of friction, which of the following is true concerning its motion?
9. A car starts from rest and accelerates uniformly at 3.0 m/s2. A second car starts from rest 6.0 s later at the same point and accelerates uniformly at 5.0 m/s2. How long does it take the second car to overtake the first car?
10. An object is moving with constant non-zero acceleration in the +x axis. The velocity versus time graph of this object is
11. A boat can move at 30 km/h in still water. How long will it take to move 12 km upstream in a river flowing 6.0 km/h?
12. An airplane travels at 300 mi/h south for 2.00 h and then at 250 mi/h north for 750 miles. What is the average speed for the trip?
13. A cart starts from rest and accelerates at 4.0 m/s2 for 5.0 s, then maintain that velocity for 10 s, and then decelerates at the rate of 2.0 m/s2 for 4.0 s. What is the final speed of the car?
14. What must be your average speed in order to travel 350 km in 5.15 h?
15. You are driving home on a weekend from school at 55 mi/h for 110 miles. It then starts to snow and you slow to 35 mi/h. You arrive home after driving 4 hours and 15 minutes. How far is your hometown from school?
16. Two objects are thrown from the top of a tall building. One is thrown up, and the other is thrown down, both with the same initial speed. What are their speeds when they hit the street?
17. An object is moving with constant non-zero velocity in the +x axis. The velocity versus time graph of this object is
18. A car decelerates uniformly and comes to a stop after 10 s. The car's average velocity during deceleration was 50 km/h. What was the car's deceleration while slowing down?
19. When is the average velocity of an object equal to the instantaneous velocity?
20. A car starting from rest moves with constant acceleration of 2.0 m/s2 for 10 s, then travels with constant speed for another 10 s, and then finally slows to a stop with constant acceleration of -2.0 m/s2. How far does it travel?
21. A runner ran the marathon (approximately 42.0 kmin 2 hours and 57 min. What is the average speed of the runner in m/s?"
22. A cart with an initial velocity of 5.0 m/s experiences a constant acceleration of 2.0 m/s2. What is the cart's displacement during the first 6.0 s of its motion?
23. A car goes from 40 m/s to 80 m/s in a distance of 200 m. What is its average acceleration?
24. A car travels 90 km/h. How long does it take for it to travel 400 km?
25. Suppose a ball is thrown straight up. What is its acceleration just before it reaches its highest point?