A glass fell on the floor. What is the direction of the force exerted by the floor on the glass?
A. rightward
C. downward
B. leftward
D. upward

Relative to the ground below, how many joules of potential energy does a 1000-kg boulder have at the top of a 5-m ledge?

How does changing the frequency affect the energy of the wave?

Acaregiver's love, affection, and acceptance are considered conditional if they're given only when the child is well-behaved or meets set expectations. t or f