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solar system/galaxy
solor system...
Question | Answer |
---|---|
names somes objects that are in our solar system. | 1 medium sized star(the sun)(only star in our solar system)at the center,planets |
how manny about stars are are in the milky way galaxy? | 200-500 stars |
what arm of the milky way galaxy are we in? | orion arm |
what is a galaxy made of? | billons of stars,planets,gas and dust |
do stars move? | no |
do earth and planets move? | yes |
what is an astronomer? | people who study space |
name 2 things about the sun. | our solar system's only star,997 of the mass of our solar system |
name 3 things about the sun. | made up of hydrogen and helium,the hydrogen and helium makes a neclear fusion which puts off light energy and heat energy.sun's gravity holds all our planets in orbit |