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Gravity Video Quiz 1. __________________ is “cosmic glue”. 2. How did our earth form… _____________ collected due to _____________. 3. _________________ discovered that all objects fall at the same rate despite their mass. 4. Newton theorized that given enough velocity an object could be launched into orbit. What device did he use to get his point across? __________________ 5. As a traveler in a theoretical earth tunnel, should you worry about being thrown out the other end? _______. 6. How long would your trip through the earth tunnel take? __________________ 7. ___________________ determined why gravity does what it does. 8. He determined that ___________ and _____________ are intertwined. 9. Escape speed? _____________miles per hour 10.As the “Zero G” plane climbs, you would feel _______________. 11.Name two possible health risks as a result of being weightless for long periods of time. a. ___________________ b. ___________________ 12.______________________ hour(s) a day in a personal centrifuge may solve this problem. 13.___________________ (planet) is the “BIG Kahuna” in our solar system. A 100 lb person would weigh 254 lbs. 14.Any change in gravity sends a ripple of energy known as a _____________ wave, not unlike an ocean wave. 15.The study of gravity waves may help us learn more about The _________ __________. 16.Has the LIGO Lab ever detected a gravity wave?