Applied Science 10

Film Science Questions for: Know Zone -- Speed: Going. . .Going. . .Gone!

full sentences, completed = A

point form, completed = B

point form, mostly done = C

partial effort = D or F

1. The earth's rotation carries us around at what speed?

2. What causes the sensation of speed?

3. Why does the environment of space permit high speeds?

4. What is the purpose of sloping surfaces on race cars?

5. Why are powered wheels ineffective in moving vehicles faster than 400 mph?

6. What is the fastest land speed?

7. What driving actions cause a: a) + acceleration b) - acceleration?

8. Around a curve, trained drivers simultaneously brake, down shift and accelerate. T or F.

9. For the fastest stop, brakes should be pumped. T or F.

10. Name the first vehicle to break the sound barrier.

11. An early fear of breaking the sound barrier was that it would have what effect on an airplane?

12. At about Mach 3, what happens to the temperature of the aircraft's skin?

13. At hypersonic speeds, what becomes a problem with jet engines?

14. a) A ramjet is accelerated how?

b) It flies how fast?

15. Opinion: Why do people buy powerful vehicles?

16. Is there a virtue in "slowing down to smell the roses?"

17. What scientist's equations prohibited faster-than-light travel?

18. a) Doppler radar signals spread out in what shape?

b) They lose effectiveness at what range?

19. Lidar signals are effective out to what range?

20. Travellers moving faster than 40 mph were once thought to be in danger of what?