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Ecology Quiz 1 Mr生态问答1 先生. Burrells 8th Grade Science Class.pptVIP

Ecology Quiz 1 Mr生态问答1 先生. Burrells 8th Grade Science Class.ppt

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Gravity Quiz Q1: Which of these would have more gravity? Q 2: The result of gravity pulling on us is called: Q 4: What doesn’t change when you visit the moon: Q 5: When Galileo dropped the different size cannonballs from the tower, which hit the ground first? Q 6: True/False: A larger object will always weigh more than a smaller object: Q 8: Why do feathers fall slower than rocks in “normal conditions”? Q 9: If the sun has so much more mass gravity than the earth, why don’t we get pulled all the way to the sun? Q 10: The proper unit for weight is: Q 11: What is Mass? Q 12: What would the mass of a 78 kg person be in space? Q 12: What is Weight? * A: Jupiter! (More mass = more gravity) Jupiter Earth A: Weight More mass = more weight Roger Houston! Here I go! Q 3: Why can’t the astronaut move the space station? A: It has too much inertia (more mass = more inertia) A: Your mass (Weight changes, mass does not) A: They both hit at the same time Hmmm? A: False! Q 7: Why do all the planets orbit around the Sun? A: The Sun has the most Mass! (more mass=more gravity) A: Air friction slows it down A: Earth is closer! More distance = less pull of gravity A: Newton! A: The amount of matter (atoms, molecules, “stuff”) that makes an object up A: 78 Kg (Mass does not change) Less Mass More Mass Less Pull More Pull A: The measurement of the pull of gravity on a mass *

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