Earth and Earth's Sky
Gravity and Motion
Phases and Eclipses
Tides
Earth's Moon
100
Movement of one object around another.
What is revolution?
100
Force that attracts all objects to each other.
What is gravity?
100
Term used to describe moving toward a full moon.
What is waxing?
100
Tide with the greatest difference between consecutive low and high tide.
What is a spring tide?
100
Feature on the moon formed by ancient lava flows.
What is maria?
200
A pattern or grouping of stars imagined by people to represent a figure.
What are constellations?
200
Amount of matter in an object.
What is mass?
200
The different shapes of the moon you see from Earth.
What are phases?
200
The rise and fall of ocean water.
What is a tide?
200
Size of moon compared to Earth.
What is about one-fourth the diameter?
300
Streak of light produced when meteoroid enters Earth's atmosphere.
What is a meteor?
300
The tendency of a moving object to continue in a straight line or a stationary object to remain in place.
What is inertia?
300
Darkest part of moon's shadow.
What is the umbra?
300
Number of high tides in one day.
What is two?
300
Two factors that combine to keep Earth and the moon in their orbits.
What are inertia and gravity?
400
A body that orbits a planet.
What is a satellite?
400
The strength of the force of gravity depends on these two things.
What are the masses of the objects and the distances between them?
400
Partial solar eclipses are seen from this area.
What is the moon's prenumbra?
400
Configuration when tides are highest.
What is when the sun, Earth, and the moon are nearly in line?
400
Reason we always see the same side of the moon.
What is because the moon rotates at the same rate that it revolves?
500
Two reasons Earth has seasons.
What is Earth's tilt on its axis and its revolution around the sun?
500
Newton's Law that states every object in the universe attracts every other object.
What is the law of universal gravitation?
500
Moon phase in which total solar eclipse is visible from Earth.
What is the new moon?
500
When neap tides occur.
What is when the sun's pull is at a right angle to the moon's pull?
500
Reason the temperature of the moon's surface varies greatly from day to night.
What is because the moon lacks an atmosphere?
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