True or false. Magnetic force fields are straight lines.
O False
O True

Astudent looks at ocean waves coming into the beach. an ocean wave with more energy will a) have a greater height. b) have a greater period. c) travel toward the beach faster. d) strike the beach with greater frequency.

Aknife blade is a(n) a. lever b. screw c. wedge d. inclined plane

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