Share Earth and Space, Lesson 2: stars and their patterns
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Sphere of hot gas that gives off light and heat.
Star
The distance that light travels in one year
Light Year
the process by which a star undergoes a sequence of radical changes during its lifetime
star cycle
A group of stars that form a pattern in the sky
constellation
Star colors occur because of what?
its surface temperature
Which are the colors for the cooler stars?
Red and Orange
Which are the colors for warmer stars?
white or blue
Approximatley how old is the Sun?
5 billion years
Approximately how many minutes does it take for Sun light to reach Earth.
8 minutes
TRUE OR FALSE A star you see today may have stopped glowing many years ago
True
Stars form when matter comes together and starts to give off?
Energy and light
TRUE OR FALSE Different kinds of stars have one cycle
True
Constellations were named after what?
animals, fictional characters and objects
TRUE OR FALSE If you travel in the direction of the Polaris you will be moving South
False
How many constellations have been identified by astronomers?
88 constellations
The stars appear to move because of Earth's what?
Earth Rotation and Revolution
