Choose all that represent ways that venus is different than earth.
a. the atmosphere of earth is thicker than venus
b. only earth's atmosphere traps heat
c. the atmosphere of venus is thicker than earth's.
d. the earth's outer crust is cooler than venus'

In which situation is the acceleration of a car negative? question 5 options: a)the velocity of a car was 75 km/hr over 4 hours. b)the velocity of a car reduced from 50 km/hr over one minute. c)the velocity of a car increased from 40 km.h to 75 km/h over 15 minutes. d)the velocity of a car was 45 km/hr at 2: 00pm and at 4: 00pm its velocity was 85 km/ht.