Moon’s wobble will bring 9 years of tidal flooding — NASA

Moon’s wobble will bring 9 years of tidal flooding — NASA

Assessment

Interactive Video

Science, Physics, Geography, Biology

11th Grade - University

Hard

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The video discusses how the Moon's 18.6-year cycle affects high tide floods, also known as nuisance floods, by amplifying or suppressing tides. Currently, the Moon is in a phase that amplifies tides, but this has not significantly increased high tides along most US coastlines. However, by the mid-2030s, the combination of the Moon's cycle and ongoing global sea level rise is expected to result in more severe high tide floods.

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5 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What are high tide floods also known as?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How does the Moon's rotational cycle affect high tides?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What happens to high and low tides during the amplified half of the Moon's cycle?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

How does global sea level rise interact with the lunar cycle's effect on tides?

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5.

OPEN ENDED QUESTION

3 mins • 1 pt

What warning does NASA give regarding the next amplification of tides in the mid-2030s?

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