Unbalanced forces - A
cause the motion of an object to change
B
cancel each other out
C
allow an object to remain at rest
D
are always greater than the force of gravity

Idon’t understand this page, can someone ?

Electric charge is what ? a. kinetic energy b. radiation c. discovery d. electricity

Which conclusion fits the data in the table? a. heat chemically changes chocolate and margarine. b. all solids become liquid at 100°f. c. removing heat from a substance it to melt. d. matter may change shape when it is heated.