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1. The moon has no atmosphere, so an astronaut's spacesuit must a. provide gaseous pressure. b. remove gaseous pressure. c. create gravity. d. Both a and c

1. The moon has no atmosphere, so an astronaut's spacesuit must a. provide gaseous pressure. b. remove gaseous pressure. c. create gravity. d. Both a and c

Applications and Investigations in Earth Science (9th Edition)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
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Circle the letter of the best answer to each question below. 1. The moon has no atmosphere, so an astronaut's spacesuit must a. provide gaseous pressure. b. remove gaseous pressure. c. create gravity. d. Both a and c NAME San mashhour 2. A partial vacuum is created inside a jar. When the jar is opened a. air rushes out. b. air rushes in. c. the vacuum prevents air from moving into the jar. d. the vacuum increases and shatters the jar. Write your answers on the lines below. 3. Why is a perfect vacuum impossible in nature? 4. Does water inside a vacuum boil at a higher or lower temperature than it does under normal pressures? Explain your answer. 5. Once spacecraft are launched from Earth, they need very little energy to cross vast distances. Why is this possible? 6. A scientist creates a nearly perfect vacuum in the lab. She places a cork inside. Does the cork float or lie at the bottom of the container? Explain your answer.
Transcribed Image Text:Circle the letter of the best answer to each question below. 1. The moon has no atmosphere, so an astronaut's spacesuit must a. provide gaseous pressure. b. remove gaseous pressure. c. create gravity. d. Both a and c NAME San mashhour 2. A partial vacuum is created inside a jar. When the jar is opened a. air rushes out. b. air rushes in. c. the vacuum prevents air from moving into the jar. d. the vacuum increases and shatters the jar. Write your answers on the lines below. 3. Why is a perfect vacuum impossible in nature? 4. Does water inside a vacuum boil at a higher or lower temperature than it does under normal pressures? Explain your answer. 5. Once spacecraft are launched from Earth, they need very little energy to cross vast distances. Why is this possible? 6. A scientist creates a nearly perfect vacuum in the lab. She places a cork inside. Does the cork float or lie at the bottom of the container? Explain your answer.
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