When driving downhill, your vehicle will accelerate and start moving fast, due to a. kinetic energy. b. gravity. c. the amount of pressure you put on the accelerator pedal. d. wet pavement

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

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.

What effect does the sun have on the earth. written response