Slide 1

Physics Quiz BeeRound 1The SI base unit for mass is:A. gramB. poundC. kilogramD. ounce

1. Basics (Multiple Choice) (15 seconds)

1. Answer: C The number of significant figures in 0.00150 is:A. 2B. 3C. 5D. 6

2. Basics (Multiple Choice) (10 seconds)

2. Answer: BTwo automobiles are 150 km apart and traveling toward each other. One automobile is moving at 60 km/h and the other is moving at 40 km/h. In how many hours will they meet?A. 2.5B. 2.0C. 1.75D. 1.53. DYNAMICS (Multiple Choice) (60 seconds)

3. Answer: DOf the following situations, which one is impossible?A. A body having velocity east and acceleration eastB. A body having velocity east and acceleration westC. A body having zero velocity and non-zero accelerationD. A body having constant velocity and variable acceleration4. DYNAMICS (Multiple Choice)(15 seconds)

4. Answer: DA car, initially at rest, travels 20 m in 4 s along a straight line with constant acceleration. The acceleration of the car is:A. 0.4m/s2B. 1.3m/s2C. 2.5m/s2D. 4.9m/s2

5. DYNAMICS (Multiple Choice)(30 seconds)5. Answer: CA ball is in free fall. Its acceleration is:A. downward during both ascent and descentB. downward during ascent and upward during descentC. upward during ascent and downward during descentD. upward during both ascent and descent

6. FREE FALL(Multiple Choice)(15 seconds)6. Answer: A An object is thrown straight up from ground level with a speed of 50 m/s. If g = 10 m/s2 its distance above ground level 1.0 s later is:A. 40 mB. 45 mC. 50 mD. 55 m

7. FREE FALL (Multiple Choice) (50 seconds)

7. Answer: BA projectile is shot vertically upward with a given initial velocity. It reaches a maximum height of 100 m. If, on a second shot, the initial velocity is doubled then the projectile will reach a maximum height of:A. 400 mB. 141.4 mC. 200 mD. 241 m

8. PROJECTILE (Multiple Choice) (10 seconds)

8. Answer: A

The work done by the force of one Newton acting through a distance of one meter is known as; A. Watt B. Erg C. Joule D. Btu

9. WORK (Multiple Choice) (10 seconds)

9. Answer: C The coordinate-time graph of an object is a straight line with a positive slope. The object has:A. constant displacementB. steadily increasing accelerationC. steadily decreasing accelerationD. constant velocity

10. GRAPHICAL ANALYSIS (Multiple Choice) (10 seconds)

10. Answer: D