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...........................Everything in space
universe
..........................A huge system of stars, gas, and dust held together by gravity
galaxy
..................A huge ball of hot glowing hot gases that release energy
star
....................r The distance that light travels in one year
light - year
................................. A group of stars that seems to make an imaginary shape or pattern in the night sky
constellation
How are objects in galaxies held together?
gravity
How can we classify stars?
by color, size, or temperature
what is the meaning of solar flare ?
the eruption on chromosphere of sun that release waves and particles in the space
What are the solar atmosphere layers?
photosphere, chromosphere, and corona
What is a constellation?
A constellation is a group of stars that seems to make an imaginary shape or pattern in the night sky.
Infer Why would ancient navigators use the North Star to navigate?
Because the North Star is almost directly above the north pole, when you see it in the sky you can always determine which way is north.
What is altitude?
Altitude is the height above sea leve
How does climate change as we go up a mountain?
The temperature decreases.
What is an ocean current?
it is a stream of water that flows through an ocean.
Analysis Would Glasgow be warmer or cooler than Moscow in summer? Why?
Glasgow is cooler in summer than Moscow because it is closer to the coast than Moscow.
What is latitude?
it is the distance from the equator
