Which occurs at a transform boundary?
a.
one plate sinks beneath another.
b.
one plate slides past another.
c.
one plate collides with another head-on.
d.
two plates spread apart.

Which is not a characteristic of a heat pump? a. it is used in air conditioners. b. it uses a refrigerant. c. it requires no work. d. it reverses the normal flow of thermal energy.

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of

Which is the correct symbol for an isotope of iodine with 53 protons and 78 neutrons?