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Solar System

QuestionAnswer
What is a planet? A large object that orbits a star.
What is a meteor? A piece of rock or other matter from space that produces a bright light as it travels through the atmosphere.
What is a star? A luminous ball of gas, mostly hydrogen and helium, held together by its own gravity.
What is a comet? A celestial object consisting of a nucleus of ice and dust, which develops a tail of gas and dust particles when near the sun.
Define an asteroid. Small, rocky objects that orbit the Sun.
What is a satellite? A moon or machine that orbits a planet
What is the difference between a planet and a moon? A planet orbits a star, while a moon orbits a planet.
Why is it necessary to use a scale when creating models of our solar system? It helps to accurately represent the distances and sizes of celestial bodies.
What would happen to our solar system if gravity did not exist? The solar system would not be able to hold its structure; planets would drift into space.
What is a lunar eclipse? An event that occurs when the Earth passes between the Sun and the Moon, blocking sunlight from reaching the Moon. (Sun, Earth, Moon)
What is a solar eclipse? An event that occurs when the Moon passes between the Sun and the Earth, blocking sunlight from reaching the Earth. (Sun, Moon, Earth)
What causes the northern and southern hemispheres to have opposite seasons? The tilt of the Earth's axis as it orbits the Sun.
What does the spinning of the Earth on its axis cause? Day and night.
What does the revolution of Earth around the sun make up? Years.
What would happen to stars in a galaxy without gravity? They would disperse throughout the universe, no longer held together in orbits.
Created by: Ms. Burgoyne
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