Suppose the mass of the object below was to double. What would happen to the force needed to accelerate the object 10 m/s2?

Ball b is hanging from an inextensible cord. an identical ball a is released from rest when it is just touching the cord and drops through the vertical distance h a 5 8 in. before striking ball b. assuming e 5 0.9 and no friction, determine the resulting maximum vertical displacement h b of the ball b

Why do electron microscopes have higher resolving power than light microscopes?

Examples of states of consciousness include a. daydreaming b. dreaming during sleep c. hypnosis d. all of the above