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Chapter 13 Vocabulary

QuestionAnswer
A large, spherical mass of gas that gives off light and other types of radiation Star
Patterns of stars in the night sky Constellation
Is the distance that light travels in one year Light Year
A repeating sequence of events Cycle
The lowest layer of the sun's atmosphere and the layer from which light is given off. Temperatures are about 6000k Photosphere
Layer above the photosphere. Chromosphere
Above the sun's surface that appear dark because they are cooler than surrounding areas Sunspots
An attractive force between objects that have mass Gravity
Stars begin as a large cloud of gas and dust Nebula
The late stage of a star life cycle the outer layers of the star expands and cools Giant
It leaves behind the hot dense core and it contracts even more and its outer layers escape into space White Dwarf
The elements get heavier and form by fusion and the star expands Super Giant
Becomes this because only neutrons can exist in the dense core Neutron Star
This is the gravity near this mass is so strong that nothing can escape from it, not even light Black Hole
The space that contains all known matter and energy Universe
A large group of stars, gas and dust held together by gravity Galaxy
The leading theory about the formation of the universe Big Bang Theory
Outermost, largest layer of the Sun's atmosphere; extends millions of kilometers into space and has temperatures up to 2 million K Corona
Created by: jessicalikespeas
Popular Earth Science sets

 

 



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