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Ask an Explainer - Gravity & Air

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Displaying records 1 to 10 of 304

Q: What is the unit used to measure and record atmospheric pressure?

Categories: Gravity & Air

Q: Could air pressure drop to zero? If so where?

Categories: Gravity & Air

Q: As a planet orbits the sun in an ellipse, at what point on the ellipse is the sun's gravitational force on it greatest?At what point is the acceleration the greatest?

Categories: Gravity & Air

Q: How was the force of gravity (9.81 meters per second squared) determined?

Categories: Gravity & Air

Q: Who came up with the "Habitable Zone"?

Categories: Gravity & Air

Q: How does a pilot consider the weather in preparation for flight?

Categories: Gravity & Air

Q: If a comet is further from the sun would it move faster or slower?

Categories: Gravity & Air

Q: Can weight be measured in zero gravity?

Categories: Gravity & Air

Q: If the Earth stopped rotating on its axis, what would happen?

Categories: Gravity & Air

Q: How does sound travel through space?

Categories: Gravity & Air
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