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Tides
Tides
Tides
Tides
Tides
100
This type of tide occurs when the sun is at right angles to the line between Earth and the moon.
What is neap
100
Differences in the moon's and sun's pull on different sides of Earth cause __________.
What is tides
100
This type of tide occurs when the sun, Earth and the moon are nearly in a line.
What is spring
100
This pulls all objects in the universe, including the moon and Earth and the sun and Earth, toward each other.
What is gravity
100
This term comes from an Old English word, springen, meaning "to jump."
What is spring tide
200
The bulge of water on the side of Earth closest to the moon produces _____________.
What is high tide
200
Water flows toward the high tides, halfway between them causing _________________.
What is low tides
200
Tides are the cycle of rising and falling ocean water that repeats approximately every ___________ hours.
What is 12.5
200
When can a spring tide occur?
What is in any month of the year
200
A neap tide has the greatest or least difference between consecutive low and high tides?
What is least
300
Neap tides occur once or twice a month?
What is twice
300
Spring tides are produced during a new moon and full or crescent moon?
What is full
300
The sun's gravity affects the tides, even though it is about 150 million kilometers or miles from Earth?
What is kilometers
300
Changes in the positions of Earth, the moon, and the sun affect the heights or numbers of high tides during a month?
What is heights
300
Tides are caused _____________ by differences in how much gravity from the moon and the sun pulls on different parts of Earth.
What is mainly