Physics Concepts and Connections
Physics & Astronomy
Quiz 4 :
Why Things Move As They Do
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Q07 Q07 Q07
You are in distant space, where there is no gravity. You hold two blocks of metal. They look and feel identical when touched, but you been informed that one is made of lightweight aluminum and the other of lead. Can you determine which one is lead without doing any kind of chemical analysis?
Q28 Q28 Q28
When you pull an object, such as a table, across the floor, the forward force by you on the table is equal but opposite to the backward force by the table on you. It seems as though these two forces should balance out, so that the table can't be moved. But the table does move, because
Q56 Q56 Q56
A gold dealer has three blocks of solid gold. He informs you that the first block would weigh one pound on the very massive planet Jupiter, that the second block would weigh one pound on the moon, and that the third block would weigh one pound on Earth. Which block of gold would make you the richest? NOTE: On Jupiter, you would weigh nearly three times your normal weight.