NEW
Font size
S
M
L
XL
WorksheetsPlate Tectonics Review
Total questions: 25
Worksheet time: 18mins
Name
Class
Date
1.
The youngest material of the ocean floor is found at mid-ocean _________.
a)
ridges
b)
trenches
c)
basins
d)
rifts
2.
The presence of the same ________ on several continents supports the idea of continental drift.
a)
rocks
b)
fossils
c)
both fossils and rocks
d)
neither fossils nor rocks
3.
A lack of evidence for continental drift prevented many scientists from believing a single supercontinent called _________ existed.
a)
Glossopteris
b)
Pangaea
c)
Gondwanaland
d)
Mesosaurus
4.
The theory of _______ states that Earth’s crust and upper mantle are broken into sections that are in constant, slow motion.
a)
plate tectonics
b)
continental drift
c)
seafloor spreading
d)
divergent boundaries
5.
Matching ________ on different continents are evidence for continental drift.
a)
weather systems
b)
river systems
c)
rock structures
d)
wind systems
6.
Many scientists think hot plastic-like rock in the mantle is forced upward toward the surface, cools, and sinks. This process is called a(n) _________.
a)
earthquake
b)
convergent boundary
c)
volcano
d)
convection current
7.
The _________ is the thinnest layer of Earth.
a)
outer core
b)
inner core
c)
mantle
d)
crust
8.
_______ are formed when two continental plates collide.
a)
Mountain ranges
b)
Transform faults
c)
Rift valleys
d)
Volcanoes
9.
The theory of continental drift was first proposed by __________.
a)
Thomas Edison
b)
Alfred Wegener
c)
Benjamin Franklin
d)
Harry Hess
10.
The theory of seafloor spreading was first proposed by __________.
a)
Thomas Edison
b)
Harry Hess
c)
Benjamin Franklin
d)
Alfred Wegener
11.
Which of the following was NOT a reason that many scientists refused to listen to Wegener’s ideas?
a)
he didn’t have evidence to back his ideas
b)
they were just plain mean
c)
most geologists at the time thought it was impossible for continents to move
d)
he was a meteorologist
12.
What is the correct order (starting from the surface) of Earth’s layers?
a)
mantle, outer core, inner core, crust
b)
crust, mantle, outer core, inner core
c)
outer core, inner core, crust, mantle
d)
crust, outer core, inner core, mantle
13.
Which layer of Earth is made up partly of crust and partly of mantle material?
a)
lithosphere
b)
mantle
c)
asthenosphere
d)
crust
14.
The layer of caramel-like consistency that flows and moves the plates of the Earth is called the ________.
a)
mantle
b)
lithosphere
c)
crust
d)
asthenosphere
15.
The _______ is the thickest layer of the Earth at 1800 miles thick. This layer contains most of the mass of the Earth.
a)
crust
b)
mantle
c)
outer core
d)
inner core
16.
The _________ is so hot that the metals in it are all in the liquid state.
a)
crust
b)
mantle
c)
outer core
d)
inner core
17.
_________ currents carry heat from the hot inner core to the cooler outer mantle and back again.
a)
River
b)
Radiation
c)
Convection
d)
Conduction
18.
Plates move apart at _________ boundaries.
a)
volcanic
b)
divergent
c)
convergent
d)
transform
19.
The San Andreas Fault in California is an example of a ________.
a)
divergent boundary
b)
convergent boundary
c)
transform fault
d)
subduction zone
20.
Which type of plate boundary occurs at B?
a)
convergent
b)
divergent
c)
transform
d)
country
21.
The feature labeled C represents some of the deepest spots on the ocean floor. These areas are called ___.
a)
mid-ocean ridge
b)
trenches
c)
deep-sea vent
d)
abyssal plain
22.
The feature labeled D is part of the continuous underwater mountain range that circles Earth. It is called ___.
a)
mid-ocean ridge
b)
trenches
c)
deep-sea vent
d)
abyssal plain
23.
Which type of plate boundary is shown at A?
a)
transform boundary
b)
convergent boundary
c)
divergent boundary
d)
fractured boundary
24.
When plates slide past one another, _________ occur.
a)
divergent boundaries
b)
convection currents
c)
subduction zones
d)
transform faults
25.
What technology did scientists use in the mid-1900s to map the mid-ocean ridge?
a)
sonar
b)
submarines
c)
satellites
d)
deep-sea diving
Reset
