WorksheetsEarth History: Investigations 1 and 2
Total questions: 25
Worksheet time: 14mins
Name
Class
Date
1.
The Wentworth scale classifies rock particles by:
a)
texture
b)
size
c)
color
d)
minerals
2.
True or False. Larger particles are carried farther and more easily than smaller particles.
a)
TRUE
b)
FALSE
3.
The type of rock that bubbles when you put acid on it is:
a)
Limestone
b)
Sandstone
c)
Shale
4.
The substance in rock that reacts with acid to produce fizzing is called:
a)
potassium
b)
calcite
c)
oxygen
d)
water
5.
Which one of these rock particles is the SMALLEST?
a)
boulder
b)
pebble
c)
cobble
d)
sand
6.
Which of these is NOT an example of CHEMICAL WEATHERING?
a)
lichens producing carbonic acid that breaks down rocks
b)
acid rain wearing away at rocks
c)
frost wedging enlarging the cracks between rocks
d)
plant roots producing carbon dioxide, which combines with moisture to produce a weak acid
7.
Which one of these is NOT an example of PHYSICAL WEATHERING?
a)
lichens wearing away rock with the weak acid they produce
b)
rocks bumping into each other and breaking
c)
wind carrying sediments from one place to another
d)
waves crashing against and particles at the beach
8.
Which one of these rock particles is the LARGEST?
a)
gravel
b)
boulder
c)
clay
d)
silt
9.
Which rock particle would travel the FARTHEST along a stream?
a)
boulder
b)
sand
c)
clay
d)
gravel
10.
Which rock particle would travel the LEAST along a stream?
a)
pebble
b)
cobble
c)
sand
d)
silt
11.
True or false. The Colorado Plateau came before the grand canyon.
a)
TRUE
b)
FALSE
12.
Which is NOT an example of a landform?
a)
The Grand Canyon
b)
Aleutian Islands
c)
The Eiffel Tower
d)
A Volcano
13.
matching up rock layers from different locations is called:
a)
layering
b)
correlation
c)
calcite
d)
elevation
14.
A scientist who studies Earth is called a:
a)
earthologist
b)
botanist
c)
geologist
d)
chemist
15.
The carrying away of weathered earth materials by water, wind, or ice is called:
a)
transportation
b)
erosion
c)
abrasion
d)
frost wedging
16.
The process by which rocks are weathered due to reactions with substances in water and air is:
a)
chemical weathering
b)
physical weathering
17.
The process of water freezing in the cracks of rocks and breaking them apart is:
a)
rock fall
b)
root wedging
c)
frost wedging
d)
abrasion
18.
A mass of rocks falling to the ground, similar to an avalanche, is called:
a)
rock fall
b)
frost wedging
c)
abrasion
d)
root wedging
19.
The process of plant roots growing, exerting pressure on the rocks and driving them apart, is called:
a)
root wedging
b)
frost wedging
c)
rock fall
d)
weathering
20.
_____ is a mix of humus, sand, silt, clay, gravel, and/or pebbles:
a)
boulder
b)
soil
c)
erosion
d)
abrasion
21.
___ is bits of dead plant and animal parts in soil:
a)
clay
b)
soil
c)
humus
d)
water
22.
______ is the breaking of rocks by rubbing and bumping into each other.
a)
transportation
b)
abrasion
c)
watering
d)
elevation
23.
A very angular rock, with many sharp edges is:
a)
very abraded
b)
not very abraded
24.
A well-rounded rock is:
a)
very abraded
b)
not very abraded
25.
Sediments that travel along a river or stream often end up in a large, lower area called a:
a)
shore
b)
basin
c)
canyon
d)
beach
100 %
