1. Q: A car moved 80 km to the South. What is its displacement? A: 20 km South B

Question

1. Q: A car moved 80 km to the South. What is its displacement? A: 20 km South B: 50 km East C: 80 km South D: 160 km North ------------------------------------- 2. Q: A car moved 60 km East and 90 km West. What is the distance? A: 30 km B: 60 km C: 90 km D: 150 km ------------------------------------- 3. Q: A car moved 60 km East and 90 km West. What is the displacement? A: 30 km West B: 60 km West C: 30 km East D: 150 km ------------------------------------- 4. Q: Average velocity can be calculated by dividing displacement over what? A: time B: distance C: mass D: density ------------------------------------- 5. Q: What is the average velocity of a car that moved 60km in 3 hours? A: 10 km/h B: 20 km/h C: 30 km/h D: 60 km/h ------------------------------------- 6. Q: What is the average velocity of a car that moved 40 km East and 80 km West in 2 hours? A: 5 km/h B: 10 km/h C: 15 km/h D: 20 km/h ------------------------------------- 7. Q: How far will a car travel in 25 min at 12 m/s? A: 10 km B: 14 km C: 18 km D: 24 km ------------------------------------- 8. Q: How far will a car travel in 2 hours at 20 m/s? A: 144 km B: 158 km C: 168 km D: 234 km ------------------------------------- 9. Q: If car A is at 40 km/h and car B is at 10 km/h in the opposite direction, what is the velocity of the car A relative to the car B? A: 10 km/h B: 20 km/h C: 40 km/h D: 50 km/h ------------------------------------- 10. Q: If you are walking at constant velocity of 8 km/h and a car passed you by at the speed of 30 km/h from behind, what is the car's velocity from your viewpoint? A: 22 km/h B: 30 km/h C: 38 km/h D: 40 km/h ------------------------------------- 11. Q: If car A is at 70 km/h and car B is at 50 km/h in the same direction, what is the velocity of the car A relative to the car B? A: 10 km/h B: 20 km/h C: 30 km/h D: 40 km/h ------------------------------------- 12. Q: If a car moves 12 km North, 19 km East, and 12 km South, what is its displacement? A: 12 km B: 19 km C: 31 km D: 43 km ------------------------------------- 13. Q: Acceleration is the measure of the change in what? A: density B: motion C: velocity D: mass ------------------------------------- 14. Q: Average acceleration is calculated by: A: velocity change devided by the mass B: mass change devided by elapsed time C: velocity change devided by elapsed time D: velocity change devided by gravity ------------------------------------- 15. Q: If a car accelerates from 3 m/s to 12 m/s in 3 seconds, what is the car's average acceleration? A: 1 m/s2 B: 2 m/s2 C: 3 m/s2 D: 4 m/s2 ------------------------------------- 16. Q: How long does it take to accelerate an object from rest to 15 m/s if the acceleration was 3 m/s2? A: 2 s B: 4 s C: 5 s D: 15 s

Explanation / Answer

1) C

2) D

3) A

4) A

5) B

6) D

7) C

8) A

9) D

10) A

11) B

12) B

13) C

14) C

15) C

16) C

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