The only way an object's speed or direction of motion can be changed is if a(n) force acts on it. A.
frictional
B.
unbalanced
C.
balanced
D.
electrical

Which statement best explains the relationship between an area is geography and the temperature of its surface water

Afusion reaction takes place between carbon and another element. neutrons are released, and a different element is formed. the different element is a) lighter than helium.b)heavier than helium.c)the same weight as helium.d)dependent on the element that reacted with carbon.

What are some natural measures of time