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Gravity Pulls Things Down
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- Gravity is a force that pulls everything down.
- Everything on Earth is affected by gravity.
- Without gravity, we could just float away into space.
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Discussion Questions
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Before VideoWho can describe what happens if you hold a ball and then let it fall?ANSWER
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The ball drops to the ground. Then, it may bounce a couple of times.
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The ball goes up and then drops to the ground. Then, it may bounce a couple of times.
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The ball drops to the ground. Then, it may bounce a couple of times.
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The ball drops to the ground. Then, it may bounce a couple of times.
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They fall fast until they open their parachute and then they float to the ground.
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The force of gravity pulls objects down to the Earth’s surface.
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After VideoWhat is gravity?ANSWER
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Gravity is an invisible force that pulls everything down.
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People (and everything else on Earth) could just float away into space.
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Heavy things like watermelons, bricks, jugs of juice, as well as light things like ping pong balls fall down to the ground when dropped off a roof.
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Gravity causes it to slow down and then fall back down towards the ground.
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Gravity pulls things down no matter what direction they are traveling.
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People could not skydive, go down a slide, or play basketball without the force of gravity.
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Vocabulary
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Force
DEFINE
A push or a pull that makes objects (things) move; it can be strong or weak.
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Gravity
DEFINE
An invisible force that pulls everything down to Earth’s surface.
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Weight
DEFINE
How heavy something is on Earth.
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Pull
DEFINE
Using a force to move things closer.
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Push
DEFINE
Using a force to move things away.
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Fall
DEFINE
To go in a direction towards the ground.
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Fast
DEFINE
To move at a high speed; the opposite of slow.
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Slow
DEFINE
To move at a lower speed; the opposite of fast.
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Force
DEFINE
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Reading Material
Download as PDF Download PDF View as Separate PageWHAT IS GRAVITY?Gravity is the invisible force that pulls everything down to the ground (Earth’s surface). Everything on Earth is affected by gravity: people, plants, animals and objects. Without gravity you wouldn’t be able to go down a slide, play basketball, or skydive.
To better understand how gravity works…
WHAT IS GRAVITY?. Gravity is the invisible force that pulls everything down to the ground (Earth’s surface). Everything on Earth is affected by gravity: people, plants, animals and objects. Without gravity you wouldn’t be able to go down a slide, play basketball, or skydive. To better understand how gravity works…LET’S BREAK IT DOWN!
A watermelon is pulled down by gravity
A watermelon stays on a table because gravity pulls it down. If you drop a watermelon from a roof like we did in the video, it will fall down to the ground.
A watermelon is pulled down by gravity A watermelon stays on a table because gravity pulls it down. If you drop a watermelon from a roof like we did in the video, it will fall down to the ground.Gravity is what keeps everything in place.
Without gravity people could just float away into space. If there was no gravity you wouldn’t be able to run on the ground, lay in your bed or play games like basketball.
Gravity is what keeps everything in place. Without gravity people could just float away into space. If there was no gravity you wouldn’t be able to run on the ground, lay in your bed or play games like basketball.Light things are pulled down by gravity, too.
Feather and ping pong balls dropped off a roof also fall down to the ground. No matter how heavy or light an object is, gravity still pulls it back down to the ground.
Light things are pulled down by gravity, too. Feather and ping pong balls dropped off a roof also fall down to the ground. No matter how heavy or light an object is, gravity still pulls it back down to the ground.Isaac Newton is a scientist that studied gravity.
For hundreds of years people didn’t think about gravity. Then legend has it that a scientist named Isaac Newton saw an apple fall off a tree and started thinking about why it fell. He came up with the idea that a force was pulling things to the ground.
Isaac Newton is a scientist that studied gravity. For hundreds of years people didn’t think about gravity. Then legend has it that a scientist named Isaac Newton saw an apple fall off a tree and started thinking about why it fell. He came up with the idea that a force was pulling things to the ground.Even if you throw something up, gravity still pulls it down.
We can throw something like an egg up into the air, but no matter how high you throw the egg, gravity will slow it down and then pull it back down to the ground. The force of gravity brings things down no matter what direction you throw it.
Even if you throw something up, gravity still pulls it down. We can throw something like an egg up into the air, but no matter how high you throw the egg, gravity will slow it down and then pull it back down to the ground. The force of gravity brings things down no matter what direction you throw it. -
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Draw a picture of two objects that can fall because of gravity.
Name two things that you need gravity to do.
Explain how gravity affects objects on Earth. Give examples.
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