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- Welcome to another BC Science 9 practice quiz!
- Pick the best answer for each question.
- Your score will decrease with every wrong guess. If you guess wrong 3 times on a question, you will receive no points.
- Get every answer correct the first time to score 100%. Good luck!
- If you wish to try the quiz again, just click the "reload" button in your browser.
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Space Exploration - Section 12.1 Quiz
When you have completed the quiz, your score will appear here --->
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The geocentric model of celestial motion
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was developed about 200 C.E.
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is more than 4000 years old.
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was developed by Nicolaus Copernicus.
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was never very popular.
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Who discovered that the planets orbit in elliptical paths?
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Johannes Kepler
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Ptolemy
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Nicolaus Copernicus
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Galileo Galilei
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In our night sky, the brightest celestial body would be
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the Moon.
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Venus.
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the Sun.
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Saturn.
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The giant impact theory
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suggests that a planetary body the size of Mars hit the young Earth.
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suggests that Mars hit the young Earth.
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is an attempt to explain the formation of the solar system.
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explains how Mars came into existence.
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Which of the following is not a lunar surface feature?
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Ancient sea beds
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Large circular craters
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Ancient lava flows
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High mountains
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Asteroids bombarded both the young Moon and young Earth, but most of Earth's impact craters are barely noticeable. Why is this so?
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Only Earth has water and wind erosion forces
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The Moon shielded the earth from most impacts
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The Earth's higher gravity caused craters to be slowly absorbed over time
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The Moon was once a planet that swung through an ancient asteroid belt before it was captured by Earth's gravity
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We always see the same face of the Moon because
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the Moon rotates at the same speed as it revolves.
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the Moon does not rotate in its orbit.
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the Earth rotates at the same speed as the Moon.
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the Moon rotates only once per year.
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The Earth experiences seasons because
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it is tilted in its orbit.
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it has an elliptical orbit.
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its orbit changes speed over the year.
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the Sun's radiation output changes throughout the year.
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A solar eclipse occurs when
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the Moon is between the Earth and the Sun.
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the Earth casts its shadow on the Moon.
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the Sun is between the Earth and the Moon.
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the shadow of the sun falls across the Earth.
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"Shooting stars" that are large enough to survive passing through the atmosphere and reach Earth's surface are called
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meteorites.
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meteors.
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asteroids.
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meteoroids.
