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Earth-Space Science Week 7: Stars, Planets, and Galaxies Flashcards | StudBud

Explore/Earth-Space Science Week 7: Stars, Planets, and Galaxies

Earth-Space Science Week 7: Stars, Planets, and Galaxies

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Questions 7

Answers

1
The sun is _ miles from our Earth
93 million
93
93,000
93 trillion
2
Scientists believe there are how many galaxies?
more than a billion
less than 1,000
more than a few
only 1
3
Most stars are made up of what?
hydrogen (H) and oxygen (O)
hydrogen (H) and helium (He)
hydrogen (H) and nitrogen (N)
hydrogen (H) and carbon (C)
4
What shapes are stars made up of?
spheres
cubes
circles
trapezoids
5
A _ is a large cluster of stars.
galaxy
comets
astronomers
quasars
6
Stars make light and energy, which is called _.
fusionist
fusion power plant
nuclear fusion
fusion energy
7
Stars form in a place called a _.
galaxy
nebula
comet
space