Gravedad

What is the force of gravity acting on an object with a mass of 10 kg on Earth?

• 98 N

• 9.8 N

• 100 N

• 10 N

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Which scientist is credited with the law of universal gravitation?

• Albert Einstein

• Galileo Galilei

• Isaac Newton

• Niels Bohr

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What is the acceleration due to gravity on the surface of the Earth?

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How does the gravitational force between two objects change if the distance between them is doubled?

• It doubles

• It halves

• It becomes four times weaker

• It becomes four times stronger

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Which of the following planets has the strongest gravitational pull?

• Mars

• Venus

• Jupiter

• Mercury

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What happens to your weight if you travel to a planet with twice the mass of Earth but the same radius?

• It doubles

• It halves

• It remains the same

• It quadruples

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Which of the following best describes gravity?

• A force that only acts on large objects

• A force that acts at a distance

• A force that only acts on objects in motion

• A force that acts only on objects with mass

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What is the effect of gravity on light according to Einstein's theory of general relativity?

• Light is unaffected by gravity

• Light is bent by gravity

• Light speeds up in a gravitational field

• Light slows down in a gravitational field

Which of the following experiments demonstrated the effect of gravity on time?

• Michelson-Morley experiment

• Hafele–Keating experiment

• Young's double-slit experiment

• Rutherford gold foil experiment