GLY105 Waves Quiz Latest 2021

Question

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Question 1Waves occur because:

A surface is disturbed

The moon has a gravitational force

The sun has gravitational force

There are density differences   

Question 2When waves propagate, which of the following is a true statement?

Both the energy and the medium is transferred

Only the medium is transferred

Only the energy is transferred

Neither energy nor medium is transferred  

Question 3The type of motion that characterizes ocean waves is

Shear

Tensional

Retrograde

Oscillatory  

Question 4The horizontal distance between two successive crests or troughs is referred to as:

Wave height

Wavelength

Wave base

Period  

Question 5The factor that is limiting to wave height is/are:

Fetch

Duration of wind

Velocity of wind    

Tides  

Question 6A temporary elevation of sea level caused by friction is known as:

Rip currents

Longshore currents

Setup

Littoral transport  

Question 7The depth of influence for an ocean wave is equal to:

One half its wavelength

Two times its wavelength

One half its wave base

Two times its wave base  

Question 8The area where waves break at the coast is known as the:

Undertow

Breakers

Surf zone

Littoral zone  

Question 9Whitecaps are an example of:

Swell waves

Rip currents

Longshore current

Sea waves  

Question 10Wave energy is concentrated in___________________ and dissipated in______________________.

Embayments; headland areas

Headland areas; embayments

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