WorksheetsGeosphere Sections 1-3
Total questions: 30
Worksheet time: 18mins
Name
Class
Date
1.
Water freezing and expanding the cracks in a rock is an example of:
a)
erosion
b)
chemical weathering
c)
mechanical weathering
d)
cementation
2.
Define the Law of Superposition
a)
Layers of sediment, such as you would have in the bottom of a lake, or the ocean, are deposited by gravity into flat layers.
b)
In a sequence of rock strata, the oldest layer will lie below or underneath the youngest.
c)
If a rock layer is cut by a fault or igneous intrusion, the rock that is cut must be older than the layer that cuts it.
d)
Rock layers will extend outwards until the environment that produced them changes.
3.
How old do Paleontologists believe the Earth is?
a)
2015 years old
b)
3.6 billion years old
c)
4.6 billion years old
d)
4.6 million years old
4.
The disappearance of a species.
a)
Evolution
b)
Extinction
c)
Migration
d)
Mutation
5.
The Law of Superposition helps scientists to determine what?
a)
The absolute age of rock layers
b)
The age of fossils
c)
The relative age of rock layers
6.
The name rock is given when it is broken down into smaller pieces.
a)
texture
b)
weathering
c)
sediment
d)
erosion
7.
The Geologic Time Scale is a record of what?
a)
old geologists
b)
sweet geology music
c)
the known history of rocks and fossils
d)
a list of every living thing ever
8.
Which type of rock results from melting and cooling of magma?
a)
Igneous
b)
Metamorphic
c)
Sedimentary
d)
Extrusive
9.
Which type of rock forms from extreme heat and pressure?
a)
Igneous
b)
Sedimentary
c)
Organic
d)
Metamorphic
10.
A metamorphic rock changes into an igneous rock by what two processes?
a)
Melting and cooling
b)
Extreme heat and pressure
c)
Compaction and cementation
d)
Weathering and erosion
11.
Wind, water, and ice breaking down rock is called
a)
Erosion
b)
Deposition
c)
Compaction
d)
Weathering
12.
The process in which dissolved minerals crystallize and glue sediment together.
a)
compaction
b)
deposition
c)
organic rock
d)
cementation
13.
When sediments are pressed together tightly, this is called ____________.
a)
Compaction
b)
Cementation
c)
Weathering
d)
Erosion
14.
After lots of time, pressure, and heat, you get this kind of rock. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
15.
This rock was found near the mouth of a volcano. What type of rock is this?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
16.
Each rock type can follow only one pathway of the rock cycle.
a)
True
b)
False
17.
Which of the following is NOT a type of chemical weathering?
a)
water
b)
carbon dioxide
c)
ice wedging
d)
living organisms secreting acid to break down rocks
18.
Which of the following is NOT a type of physical (mechanical) weathering?
a)
burrowing plants
b)
ice wedging
c)
plant roots
d)
acid rain
19.
What is weathering?
a)
The process by which
water, ice, wind or gravity
moves fragments of rock
and soil.
water, ice, wind or gravity
moves fragments of rock
and soil.
b)
The process by which
water, ice, wind or gravity
deposit rock sediments
and soil in a new place.
water, ice, wind or gravity
deposit rock sediments
and soil in a new place.
c)
The breaking down of
Earth’s crust into smaller
and smaller pieces.
Earth’s crust into smaller
and smaller pieces.
20.
The geosphere includes all but
a)
rocks
b)
mountains
c)
lava
d)
plants
21.
What did W.E.D. stand for in our lab?
a)
Water, Eroding, and Dropping
b)
Wind, Eroding, and Deposition
c)
Weathering, Erosion, and Dropping
d)
Weathering, Erosion, and Deposition
22.
During last week's lab, what two factors led to the rapid weathering of the antacid tablet (rock)?
a)
Mechanical weathering and surface area
b)
Chemical weathering and water temperature
c)
Chemical weathering and time
d)
Amount of water and time
23.
How might a weathered mountain appear different than an unweathered mountain?
a)
Weathered mountain would be taller.
b)
Weathered mountain would be rounder and less jagged.
c)
Weathered mountain would be more jagged and less rounded.
d)
Weathered mountain would have no trees.
24.
How is mechanical weathering different from chemical weathering?
a)
Chemical weathering happens over much shorter time frame than mechanical weathering.
b)
Chemical weathering changes the chemical composition of rocks; mechanical weathering does not.
c)
Chemical weathering occurs only in tropical climates; mechanical weathering occurs only in cool climates.
d)
Chemical weathering occurs only in the mountains; mechanical weathering occurs only on flat land.
25.
What are the two types of weathering?
a)
mechanical/physical
b)
chemical/ mechanical
c)
chemical/erosion
d)
weathering/erosion
26.
Physical and chemical weathering both
a)
change rocks into new materials.
b)
dissolve rocks.
c)
break rocks into smaller pieces.
d)
require exposure to air.
27.
What is the major cause of weathering and erosion?
a)
wind
b)
ice
c)
glaciers
d)
moving water
28.
Which type of dating gives us the age of an item in exact years?
a)
Radioactive or Absolute
b)
Relative
29.
Which example timeline best represents Earth's history?
a)
Timeline A
b)
Timeline B
c)
Timeline C
d)
Timeline D
30.
Fossils are most common in what rock types?
a)
Sedimentary
b)
Igneous
c)
Metamorphic
d)
All rocks contain fossils
100 %
