All of the Following Are Approximately Correct (That Is, Are

Multiple Choice

All of the following are approximately correct (that is, are exact within 10%) for a body falling freely (from rest) near the surface of the Earth except

A) during each time interval of one second, its speed changes by 30 feet per second.
B) after three seconds, its speed is 100 feet per second.
C) after one second, the body has fallen 32 feet.
D) after two seconds, the body has fallen 64 feet.