Earth, stars, galaxies and space

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What is the sun?
a star
1 of 5
What is nuclear fusion?
When small nuclei come together to make larger nuclei
2 of 5
What is the parallex
When objects seem to move more unlike objects further away appear o move less.
3 of 5
What causes light pollution?
bright lights found in cities, towns and on roads.
4 of 5
what is a light year?
The distance that light travels in one year.
5 of 5

Other cards in this set

Card 2

Front

What is nuclear fusion?

Back

When small nuclei come together to make larger nuclei

Card 3

Front

What is the parallex

Back

Preview of the front of card 3

Card 4

Front

What causes light pollution?

Back

Preview of the front of card 4

Card 5

Front

what is a light year?

Back

Preview of the front of card 5

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