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Science Unit D Chapter 1. THE SOLAR SYSTEM. Lesson 1. What Are Stars and Planets ?. A group of stars that form a star picture is called a _________. constellatio n. ____ are much bigger than the Earth. Stars. A star is a big ball of _______. hot gases.
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Science Unit DChapter 1 THE SOLAR SYSTEM
Lesson1 What Are Stars and Planets?
A group of stars that form a star picture is called a _________. constellation
A star is a big ball of _______. hot gases
Stars are different ________, _____, and __________. sizes distances temperatures
The gases of a star give off two kinds of light:________(solar energy) and __________. light energy heat energy
People use _______ to look at the night sky because stars look closer and larger. telescopes
The Earth is in the _________Galaxy. Milky Way
Our solar system has _____, which are frozen balls of dirty ice. comets
A ____ is made up of millions of stars that orbit the same center. galaxy
_____, or the North Star, can be found at the end of the handle of the Little Dipper. Polaris
Our solar system has ______, that travel around the sun. planets
People long ago used the ________ like a compass, because it is located above the North Pole. North Star
Our solar system has _________, which are chunks of rock or metal. asteroids
The planets are_______,_____,________,______,____,______, and_______. Earth Mercury Venus Saturn Jupiter Mars Neptune Uranus
A _____ is a large ball of rock or gas that travels around the sun . planet
Our solar system has ____, that do not give off light of their own. moons
Our solar system has _________, which are small chunks of rock or ice. meteoroids
Our solar system has a ___, which is a hot glowing ball of gas. sun