Space Technology — Unit test Answers
In which direction does Earth rotate?
Which causes objects in the universe to resist a change in speed or direction?
What occurs when Earth’s shadow covers the moon?
Which tools are currently used to collect images during space exploration?
Why did scientists struggle for thousands of years to accurately describe the solar system?
Which is a factor that keeps Earth in orbit around the Sun?
Solar winds have an influence all the way to about 160 AU from the Sun. About how many kilometers is that?
Which remains the same as the distance of an object from Earth changes?
What term describes the moon’s path around Earth?
Observable matter makes up about what percentage of the universe?
Which statement correctly describes terrestrial planets?
Which is a type of star system?
The sudden eruptions of energy from a small area of the Sun’s surface are known as
What force acts between Earth and the moon?
Lori attended a lecture about the Sun, and the presenter had placed this image on the wall. Which layer of the Sun could this image be referring to?
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