Term
| What fraction is the moon's gravity to the earth's gravity? |
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Definition
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Term
| What is the moon's surface like? |
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Definition
[image]
It has no liquid water, no wind, no atmosphere, and extreme temperatures. |
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Term
| What is the name of the side of the moon we can always see? |
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Definition
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Term
| How many times does the moon rotate as it revolves around the earth once? |
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Definition
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Term
| If it were not for these two factors, the earth would be pulled into the sun or be hurled throughout space in a straight line. |
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Definition
gravity and inertia
[image] |
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Term
| Who was the first person to walk on the moon? |
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Definition
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Term
| The winter solstice means. . . |
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Definition
winter for the Northern Hemisphere and summer for the Southern Hemisphere.
[image] |
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Term
| Equinoxes occur when. . . |
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Definition
neither hemisphere is tilted toward the sun.
[image] |
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Term
| True/False: The earth rotates on an axis of 23.5 degrees. |
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Definition
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Term
| True/False: The mass of an object combined with its distance from another object affects its gravitational pull. |
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Definition
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Term
| True/False: Meteoroids have caused highlands to form on the surface of the moon. |
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Definition
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Term
| True/False: As the moon orbits Earth, we only see its sunlit side. |
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Definition
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Term
| True/False: the moon appears to rise at the same time every day. |
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Definition
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Term
| True/False: There are two areas on Earth where high or low tides occur at the same time. |
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Definition
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Term
| The Law of _____ _____ states that every object in the universe attracts every other object, depending on mass and distance. |
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Definition
Universal Gravitation
[image] |
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Term
| The tide is the periodic _____ and _____ of the surface level of ocean water. |
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Definition
rising and falling
[image] |
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Term
| A _____ is a dark, flat ears on the moon's surface, filled with hardened lava. |
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Definition
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Term
| A _____ tide is a condition of the greatest range between low and high tides. |
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Definition
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Term
| A _____ tide is a condition of the lowest range between low and high tides. |
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Definition
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Term
| A _____ eclipse occurs when Earth passes directly between the sun and the moon, causing Earth's shadow to block the sun's light from the moon. |
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Definition
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Term
| A _____ eclipse occurs when the moon passes directly between the sun and the earth, causing the moon's shadow to block the sun's light from Earth. |
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Definition
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Term
| To _____ means "to grow" and to _____ means "to shrink". |
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Definition
Wax=to grow Wane=to shrink
[image] |
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Term
| A _____ moon is the phase in which we see less than half of the moon's sunlit side and a _____ moon is the phase in which we see more than half but not all of the moon's sunlit side. |
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Definition
Crescent; Gibbous
[image] |
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Term
Explain why the earth experiences seasons.
[image] |
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Definition
| The earth experiences seasons mostly due to the tilt of the earth's axis as it revolves around the sun. In June, the Northern Hemisphere is closer to the sun while in December the Southern Hemisphere is closer to the sun. During March and September, Earth's axis is tilted so that neither pole is toward the sun. |
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Term
| List the eight different phases of the moon. |
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Definition
New Moon, Waxing Crescent, First Quarter, Waxing Gibbous, Full Moon, Waning Gibbous, Third Quarter, Waning Crescent.
[image] |
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