NCC GLY105 Module #4 Quiz

Question 1Minerals are:

 naturally occurring

specific elements/proportions

solid

all of the above

Question 2Minerals make up rocks.  The most common type of rock to find along coastlines is:

sedimentary

igneous

metamorphic

Question 3The process that breaks up rock to create sediment is known as:

jointing

weathering

erosion

lithification

Question 4Which choice represents sediment in size order from smallest to largest?

silt, clay, sand, pebbles

sand, pebbles, silt, boulders

clay, silt, sand, cobbles

boulders, pebbles, sand, clay

Question 5Which of the following may be considered agents of erosion?

ice

water

wind

all of the above

Question 6After careful analysis, you notice that sediment is well rounded.  What does that physical feature say about the characteristic of the sediment?

the sediment is immature

the sediment is well sorted

the sediment is poorly sorted

the sediment is mature

 

Question 7In the field you observe a sandstone with ripple marks.  What can you infer about the depositional history of that area?

it was once a cave

it was once a beach

it was once a volcanic island

it was once a lake

Question 8Reef coasts would most likely display which type of material?

silica (quartz)

olivine

calcium carbonate (calcite)

granite

Question 9Sea level rises and leaves behind a record in sedimentary rocks.  This is known as a ________________ sequence.

transgressive

regressive

metamorphic

cross bedded

Question 10The most common coastal material at Jones Beach is?

calcium carbonate

olivine

granite

silica (quartz)