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Vocabulary
Stars
Stars 2
100
A huge ball of very hot gasses in space.
What is a star
100
Scientists classify stars by these things.
What is color, size, temperature, and brightness
100
The core holds this
What is mass
200
An energy-producing reaction that occurs in stars
What is fusion
200
The source of most energy on Earth
What is the sun
200
This is above the radiation zone
What is the convection zone
300
A huge ball of very hot gasses in space
What is a star
300
The center of the sun
What is the core
400
the center of the solar system
What is the sun
400
Above the core
What is the radiation zone
500
An energy-producing reaction that occurs in stars
What is fusion
500
The surface of the sun
What is the photosphere