Posts Tagged “gravity”

Click here to explore the model!

Click here to explore the relationships between the Earth, Sun and Moon.

Questions:
-What is missing from this picture?
-What are the circles around the Sun and the Earth?
-Why does the Sun get to be in the middle?
-What do you think would happen if we took the Earth out?

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Planet Mass Comparison

The objects in our solar system are remarkably different sizes. Click on the picture to find out more!

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Doesn’t this look like a fun field trip?

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Gravity Game - Click here to play

Click the picture to play this game!

Things to notice as you play:
-What happens when you go to big places, such as the Sun or Jupiter?
-What happens when you go to small places, like the Moon or Mercury?
-Why is the target floating on some of the planets and on the Sun?

Challenge: Find MORE THAN ONE WAY to hit the target!

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Life on the International Space Station


Water in zero gravity – forms a sphere!


Fun on the space station!

Coming soon – zero gravity airplane flight!

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Earth vs. Moon - Relative Size

The Moon is much smaller than the Earth. Therefore, it pulls less. Watch some footage from the moon landings to see for yourself!


Astronauts on the moon – notice how they get around. Are they walking normally? How much is the Moon’s gravity pulling them?


Dropping a feather and hammer on the moon – This experiment should look familiar. We did something like this in class together. The difference is – no air on the moon, so the feather won’t float. Also notice how much time it takes for both objects to hit the ground.


Throwing a hammer on the moon – Notice how high the hammer goes, and how long it takes for it to come down. What would that look like on Earth?

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When a black hole sucks up matter, where does it go?

Is there something bigger than black holes?

Could a black hole suck in the Earth?

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How does the air stay in the world? by Jay, Cluster B

Why do people believe in different things? Sam, Cluster C

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How come black holes can\'t suck in the Earth?

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Can a black hole suck itself in?

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Mark, Cluster C

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