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20 questions
What is the line running down the center of Earth called?
Equator
Axis
North Pole
South Pole
A student wants to use a spinning basketball to model the day-and-night cycle on Earth.
What should the student do in order to best model the cause of the day-and-night cycle?
Spin the ball in different directions
Tilt the ball while it is spinning
Paint one half of the ball black and the other half white
Shine a bright light on one side of the ball
Which of these locations on Earth experiences the least change in the number of daylight hours throughout the year?
Equator
North Pole
Tropic of Cancer
Tropic of Capricorn
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