Neap Tides
Spring Tides
Gravity
Low Tides
High Tides
100

True or false: Neap tides cause really low, low tides.

 False.

100

True or false: Spring tides cause very high high tides.

True.

100

What is the daily rise and fall of the ocean called?

Tides

100

True or false: The lowest, low tides occur during neap tides.

False.

100

True or false: The highest, high tides occur during a waxing gibbous.

False

200

These are the moon phases during a neap tide

first and third quarter

200

These are the moon phases during a spring tide

New or full moon

200

The further apart two celestial objects are, the gravitational pull does what?

Decrease

200

The moon phases that causes the lowest, low tides

full or new moon

200

The type of tide that causes the highest, high tide

spring tides

300

The sun, Earth and moon are at what angle

90 degrees

300

The Sun, Earth, and moon are at what angle

180 degrees

300

What causes the tides?

gravitational pull of the sun and moon

300

This forces causes water on bulge on the side of the Earth opposite of the moon.

Centrifugal force

300

Tidal cycle that produces one low and one high tide per day

What are diurnal tides?

400

This body of water has the largest tidal range in the world.

Bay of Fundy

400

This tidal cycle produces two high and two low tides each day.

Semidiurnal tides

400

This organism's life cycle is dependent upon the tidal cycle

What are grunions, horseshoe crabs, etc.

400

There are this many low tides during a 24 hour period

 2

400

The period of time between flood and ebb tides when the water is not moving is called...

 Slack or slack water

500

Go to the board and draw a picture of the sun, Earth, and moon during a neap tide

Hmmm...let me see.

500

Go to the board and draw a picture of the sun, Earth, and moon during a spring tide.

Hmmm...I'm not sure.

500

Explain why the tides are effected more by the moon than by the sun.

Moon is closer. The closer an object is, the stronger the gravitational pull.

500

Low tide happens about every ______hours. (During a semidiurnal tide cycle)

 12

500

Explain why tides happen 50 min later each day?

It takes a place on Earth that is facing the moon 24 hr and 50 min to rotate to face the moon again.

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