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250. 0. :10. By the way, you read Chapter 7 before class, right?:. Yep! Well, more than half… Some, at least a little. No, actually not…. 250. 0. 10. Which statement best describes your experience with the material in Chapter 7 (Motion at High Speeds)?.
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250 0 :10 By the way, you read Chapter 7 before class, right?: • Yep! • Well, more than half… • Some, at least a little. • No, actually not…
250 0 10 Which statement best describes your experience with the material in Chapter 7 (Motion at High Speeds)? • Read it, pretty much got it I think. • Read it but didn’t understand it. • Didn’t read it.
10 What is true about a floating steel battleship? • The weight of the entire ship equals the weight of the displaced water. • The weight of the part of the ship under the water line equals the weight of the displaced water. • The density of water is greater than the density of steel.
10 0 of 250 Imagine that you are asleep . . . . When you wake up, you find that you are in a sophisticated, well-equipped space laboratory with no doors or windows. A note in front of you states: “As soon as you can perform an experiment that proves whether or not you and your laboratory are “moving” you can safely leave the laboratory.” Will you ever see your loved ones again? • Yes • No
10 A lady walks on a train while a plane flies overhead. Which is her correct speed? • 0.5 m/sec • 9.5 m/sec • 31.5 m/sec • All these speeds are equally valid