WorksheetsTides
Total questions: 15
Worksheet time: 8mins
Tides are caused by ____.
strong winds that blow over ocean waters
the gravitational interaction of Earth, the moon and the sun
the shifting of the plates on the ocean floor
What type of tides would this arrangement of earth-moon-sun create? (The sun and moon are mostly in a line with Earth)
Neap tide
Spring tide
Diurnal tide
Fall tide
What type of tide would this arrangement of earth-moon-sun create? (The sun and moon are approximately at a right angle to each other with Earth at the corner.)
Fall tide
Semidiurnal tide
Neap tide
Spring tide
____ is what you call an area with one high and one low tide each day.
Diurnal tide
Semidiurnal tide
Spring tide
Neap tide
____ is what you call an area with two high and two low tides each day.
Diurnal Tide
Semidiurnal tide
Spring tide
Neap tide
If the moon were to move CLOSER to Earth, which of the following would be true?
High tides would get higher
High tides would get lower
There would be no change to the tides
High tide and Low tide would have litte difference in size.
the moon is MUCH closer to the Earth than the sun
Venus is about 3.5 times as large as Earth's moon but it has no significant effect on Earth's tides. Why?
Because Venus is so far away from Earth.
Because Venus is closer to the sun and that cancels the effect of Venus.
Because Mars cancels the effect of Venus.
Venus has no gravity associated with it.
North Carolina beaches have 2 high and 2 low tides every day. If the beach is at high tide at noon, what will you see if you look again about 6 hours later?
High tide
Low tide
Spring tide
Neap tide
All (ocean) coastal areas in the world have approximately the same range between high and low tide.
True
False
The tidal bulge of the ocean water is about 5% of Earth's radius.
True
False
What do we call it when the gravity of the sun and moon compete against each other to make the high tides not so high and the low tides not so low?
Neap tide
Spring tide
Diurnal tide
Fall tide
What do we call it when the gravity of the sun and moon work together to make the high tides higher and the low tides lower?
Neap tide
Spring tide
Diurnal tide
Fall tide
Spring tides only happen when an area is in the spring season.
True
False
