A skydiver jumps from a high-flying plane. As her velocity of fall increases, her acceleration
A) increases.
B) decreases.
C) remains unchanged regardless of air resistance.
Question 2
Concerning the force holding an atom together that is, holding the electrons into the nucleus and the force holding the solar system together: Are these basically the same type of force?
A) Yes, both are electromagnetic forces.
B) Yes, both are gravitational forces.
C) No, nuclear forces hold an atom together while electromagnetic forces hold the solar system together.
D) No, electromagnetic forces hold atoms together while gravitational forces hold the solar system together.
E) No, nuclear forces hold an atom together while gravitational forces hold the solar system together.
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