5. Analyze Why does Griffin include Charles Lindbergh, Burt Rutan and Paul Allen, and Sergei Korolev in this selection? How does their motivation provide

supporting evidence for Griffin's claim?

The human body stores chemical energy from digested food. some of the chemical energy is converted into mechanical energy when the body moves. which statement best supported by this information

If steel is more dense that lake water, why can a boat float

Agraduated cylinder contains 63.0 ml of water. a piece of gold, which has a density of 19.3 g/ cm3, is added to the water and the volume goes up to 64.5 ml. calculate the mass in grams of the gold that was added to the water. explain how you got your answer.