A star’s internal gravity More mass more gravity pulling ...
Gravity is a pulling force It pulls things down towards the earth.
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Transcript of Gravity is a pulling force It pulls things down towards the earth.
![Page 1: Gravity is a pulling force It pulls things down towards the earth.](https://reader036.fdocuments.us/reader036/viewer/2022062314/56649ed45503460f94be456a/html5/thumbnails/1.jpg)
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Gravity is a pulling force
It pulls things down towards the earth
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Things fall because of gravity
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Things always fall down
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Gravity Holds everything and every one on the earth
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How does gravity work?
There are two ideas you need to know.The more massive an object is, the more gravity it has.
The closer two objects are, the stronger the gravitational pull between them.
Open the hyperlink!
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Gravity was discovered by a scientist named Isaac
Newton
? ? ? ? ? ? Gravity
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Stories say he discovered Gravity when an apple fell
on his head
OUCH!
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Weight is a measure of the force of gravity on an object.
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Planet WeightMercury 102 N (23 lb)
Venus 245 N (54 lb)
Earth 270 N (60 lb)
Mars 102 N (23 lb)
Jupiter 638 N (142 lb)
Saturn 247 N (55 lb)
Uranus 240 N (53 lb)
Neptune 304 N (68 lb)
Pluto 18 N (4 lb)
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If you are 60 lb on the Earth
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Wei
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Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune Pluto
Planet
Weight on Planets in our Solar System
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The force of gravity on the moon is one-sixth of Earth’s gravity.
Let’s movie!
Open HyperlinkOpen Hyperlink
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In Space, Gravity keeps the planets moving around the
sun
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Gravity ? everything and every one on the earth
?
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My Ideal Planet
Mercury5%
Venus18%
Earth23%
Mars14%
Jupiter5% Saturn
10%Uranes
5%
Neptune10%
Pluto10%
Mercury
Venus
Earth
Mars
Jupiter
Saturn
Uranes
Neptune
Pluto
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