Coastal Environment

It is the lowest point of a wave.

• Crest

• Trough

• Wave frequency

• Amplitude

It refers to the type of rock.

• Lithology

• Geology

• Geography

• Topography

How would erosional process affect a coastal landscape?

• It would create a mangrove ecosystem.

• It would create parallel cliffs

• It would create spits.

• It will cause retreating cliffs.

Which of the following may create straight coastlines?

• Perpendicular coastline

• Discordant coastline

• Concordant coastline

• Irregular coastline

it is the part of the beach that is always covered with water.

• Foreshore

• Backshore

• Offshore

• Seashore

It is the difference between High water mark and low water mark.

• Tidal range

• Tidal wave

• Tide

• Tidal frequency

It refers to the shape of the wave.

• Wave frequency

• Wave of oscillation

• Wave orbit

• Wave of translation

Why do destructive waves erode beaches?

• They have strong backwash

• They have a weak backwash

• They have a strong swash

• They have a weak swash

Which of the following does not affect wave height?

• Fetch

• Wind

• Direction of the wind

• Size of crest

These are surges of wave energy.

• Wave of translation

• Wave of oscillation

• Wave of translation

• Wave orbit