In a crash, your body weight is multiplied by the speed of the car. For example, if you weigh 150 pounds and crash while traveling 30 mph, your body would hit with a force of :

a.3000 pounds
b.450 pounds
c.150 pounds
d.4,500 pounds

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o

Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.

Which of the following conditions lead you to see an absorption line spectrum from a cloud of gas in interstellar space? the cloud is extremely hot. the cloud is visible primarily because it reflects light from nearby stars. the cloud is cool and lies between you and a hot star. the cloud is cool and very dense, so that you cannot see any objects that lie behind it.