LESSON: Unit 11 Moon Tides and Facts Revisited

Moon & Tides

Review

Major Key: Cause of Tides

Major Key: Moon > Sun Tides

Multiple Choice

Tides are caused by

• strong winds that blow over ocean waters.
• the interaction of Earth, the moon and the sun.
• the shifting of the plates on the ocean floor.
• variations in the salinity of ocean water

Multiple Choice

Why does the Moon’s gravity have a greater effect on Earth’s ocean tides than the Sun’s gravity?  

• The Moon is much closer to Earth.
• The Moon has a greater mass. 
• The Sun’s gravity influences more planets. 
• The Sun is composed mostly of gases.

Multiple Choice

Identify the force that causes ocean tides on Earth

• force of gravity
• force of wind
• nuclear forces
• force of acceleration

Major Key: Cause of Tides

Major Key: Cause of Tides

Major Key: Tide Locations

Multiple Choice

Which position is the moon in to get the high tides to be in this orientation?

• A
• B
• C
• D

Multiple Choice

In general, tides occur...

• each hour
• 2 times a day
• each month
• twice a month

Multiple Choice

Which two locations are experiencing a high tide in this arrangement?

• A and B
• B and D
• A and C
• C and D

Major Key: Calculating Tides

Major Key: Calculating Tides

Multiple Choice

A high tide occurred at 6:00 a.m. at a beach on Long Island. The next high tide at this same beach would occur at approximately 

• 12:15 p.m. on the same day 
• 6:30 p.m. on the same day 
• 12:45 p.m. on the following day 
• 7:00 a.m. on the following day

Multiple Choice

Based on the table, what time will the next high tide be?

• 8:12 PM
• 8:30 PM
• 8:38 PM
• 9:04 PM

Major Key: Moon's Revolution

Major Key: Period of Phases

Multiple Choice

How many days does it take for the moon to complete one full cycle of phases as seen from Earth?

• 1 day

• 27.3 days

• 14 days

• 29.5 days

Multiple Choice

When is the next new moon phase?

• Nov 30
• Dec 21
• Dec 8
• Dec 15

Major Key: Special Tides

Major Key: Special Tides

Multiple Choice

Which positions of the moon would you have a neap tide?

• A and G
• A and E
• C and E
• C and G

Multiple Choice

These Long Island tides show a pattern that is

• cyclic and predictable

• cyclic and unpredictable

• noncyclic and predictable

• noncyclic and unpredictable

Major Key: Special Tides

Major Key: Special Tides

Multiple Choice

Topic C:__________ tides happen when sun, earth, and moon align.

• spring

• neap

• solar

• lunar

Multiple Choice

Topic D: We don’t see a solar or lunar eclipse every month because the moon’s orbit is _________ relative to the Earth’s orbit.

• tilted

• stable

• extreme

• circular

Multiple Choice

Topic C: Moon’s gravitational pull on oceans is stronger than the sun’s because it is MUCH __________.

• closer

• farther

• bigger

• smaller

Multiple Choice

Topic C: Form one high tide to the next, it’s _________________ apart.

• 12.5 hours

• 6.25 hours

• 8.5 hours

• 24 hours

Multiple Choice

Topic C: Neap tides have the _____________ difference between high and low for the month.

• smallest

• greatest

• positive

• negative

Multiple Choice

Topic D: It takes ___________ for the moon to go through one cycle of phases as seen from Earth.

• 27.3 days

• 29.5 days

• 12.5 days

• 31 days

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