6.11B Gravitational Force

What is mass?

• The weight of an object

• The matter of an object

Look at the objects below, put the objects in order from the heaviest mass to the lightest mass.

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Look at the two objects below, which one would have more gravitational force?

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Watch the video and answer the question how do roller coasters go so fast?

• Roller coasters use a high powered engine that makes them go faster.

• Roller Coasters use gravity to go faster.

• Roller Coasters have strong magnets that make it go fast.

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What would happen if there was no gravity here on Earth?

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Which shapes is a sphere?

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Here is our solar system, why do the planets stay in orbit around the sun? Why do they not fly away?

• The sun has a strong gravitational pull

• The sun keeps the planets together

• Our solar system is one big gravity bed

• The comets and asteroids help keep the planets floating in the air

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Why does all the items on the Earth fall downwards?

• atmosphere

• air

• gravity

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If you look at our planets they are all spheres? Why is that?

• Gravity is pushing all matter towards the center.

• The solar system is made of circles.

• The planets are made that way.

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The more mass an object has, the

• more gravitational pull it has

• less gravitational pull it has

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