Physics 15 pt
an object is placed in the gravitational field of a more massive object so that it is initially stationary. which statement best describes the velocity of the smaller object?
a. it's constant.
b. it increases with time.
c. it decreases with time.

Which best describes the first law of thermodynamics as compared to the second law of thermodynamics? a. the first law describes how thermal energy is conserved but not the direction it moves. b. the first law describes the direction thermal energy moves but not how it is conserved. c. the first law describes how thermal energy can be created but not how it can be destroyed. d. the first law describes how thermal energy can be destroyed but not how it can be created.