What maintains the motion of a satellite in circular orbit?

A. Nothing.
B. The gravitational constant G.
C. Components of gravitational force.
D. all of the above


Answer: A

Environmental & Atmospheric Sciences

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_________________ vegetation is hard-leafed and drought resistant

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences

Which of the following is NOT a climatic element?

a. solar energy b. altitude c. precipitation d. wind

Environmental & Atmospheric Sciences

The wind shear associated with several major airline crashes is believed to have been caused by?

a. ?microbursts. b. ?dry lines. c. ?the jet stream. d. ?mesocyclones. e. ?the jet streak.

Environmental & Atmospheric Sciences

Which of the four sedimentary layers in this figure is the oldest?



A) The layer on top
B) The layers in the middle
C) The layer on bottom
D) There is not enough information to tell.

Environmental & Atmospheric Sciences