Chemistry, 08.04.2021 04:40 kayelynn003
2. Suppose two astronauts were outside of the space shuttle orbiter while orbiting Earth. The audio speaker in the helmet of one of the astronauts quits working. The other astronaut is only one meter away, so she shouts a message to him. Can he hear her? Explain.β
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Air can be considered a mixture. which statement does not explain why?
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Ariver current has a velocity of 5km/h relative to the shore, and a boat moves in the same direction as the current at 5 km/h relative to the river. how can the velocity of the boat relative to the shore be calculated?
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2. Suppose two astronauts were outside of the space shuttle orbiter while orbiting Earth. The audio...
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