Gravity

What was Justin doing that made him think about gravity?

• Swimming

• Riding a bike

• Jumping on a trampoline

• Reading a book

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Who is credited with the current understanding of gravity?

• Nikola Tesla

• Albert Einstein

• Galileo Galilei

• Sir Isaac Newton

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How does gravity affect life on Earth?

• It makes things heavier

• It has no effect

• It allows us to breathe

• It keeps everything from floating into space

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What did Newton name the force that pulls objects downward?

• Gravitational pull

• Magnetic force

• Centrifugal force

• Electrical force

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What is a scientific theory?

• A fact

• A personal belief

• A guess

• A tested and supported explanation

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What does gravity actually do to objects?

• None of the above

• Makes them float

• Pulls them together

• Pushes them upwards

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Why don't we feel the gravitational pull from a pencil?

• Because it's too small

• Because it's inanimate

• Because it doesn't have gravity

• Because it's not magnetic

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What would increase the gravitational pull between two objects?

• Decreasing the distance between them

• Increasing the distance between them

• Painting them red

• Making them colder

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What keeps the planets in orbit around the Sun?

• The Sun's gravitational pull

• Magnetism

• The vacuum of space

• Electrical forces

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What would happen if you were far away from Earth in space?

• You would become heavier

• You would float because of no gravity

• You would instantly teleport

• You would feel stronger gravity

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