Coastal Landforms Quiz 4

What is this sandy area offshore called?

• a fan

• an arch

• a sandbar

• a sand dune

Which of the following conclusions is true about coastal erosion?

• Low frequency waves increase deposition.

• Tides carrying out sediment reduce erosion.

• Large pieces of rock washing ashore increase deposition.

• Hard rock and sand break down rapidly and increase erosion.

The action of rocks being weathered will wear them down completely into what substance found on deposited Florida beaches?

• pebbles

• Rockules

• Runoff

• Sand

When the wind blasts sand against rock, some particles are town away from larger rocks. The rubbing of rock against other rocks is known as?

• Abrasion

• Depression

• Alluviation

• Saturation

Which factor(s) most commonly cause(s) shoals to form or change shape?

• the motion of glaciers

• the motion of large boats

• the motion of wind and waves

• the motion of Earth's mantle and crust

My boat just got stuck in this landform that can form off of the coast. Sometimes this can even stick out of the water and you can walk on this.

• Sand dune

• Sandbar

• Ridge

• Headland

Water waves can change Earth's surface and create many interesting landforms. Which landform are created by this type of wave?

• canyons

• oxbow lakes

• sea caves

• sinkholes

Which aspect of Florida's landforms is most rapidly affected by changes in wind speeds?

• lake depth

• dune location

• glacier velocity

• delta formation

Which of these landforms is commonly formed by wind?

• a fiord

• a beach

• a sand dune

• a flood plain

Where a coastline turns and interrupts longshore drift, sand may be deposited in a fingerlike landform called a

• spit

• barrier beach

• sandbar

• headland