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WorksheetsCast Earth Science
Total questions: 24
Worksheet time: 48mins
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.
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
6.
The _________ is the thinnest layer of Earth.
a)
outer core
b)
inner core
c)
mantle
d)
crust
7.
_______ are formed when two continental plates collide.
a)
Mountain ranges
b)
Transform faults
c)
Rift valleys
d)
Volcanoes
8.
Which layer of Earth is made up partly of crust and partly of mantle material?
a)
lithosphere
b)
mantle
c)
asthenosphere
d)
crust
9.
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
10.
_________ currents carry heat from the hot inner core to the cooler outer mantle and back again.
a)
River
b)
Radiation
c)
Convection
d)
Conduction
11.
Plates move apart at _________ boundaries.
a)
volcanic
b)
divergent
c)
convergent
d)
transform
12.
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
13.
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
14.
When plates slide past one another, _________ occur.
a)
divergent boundaries
b)
convection currents
c)
subduction zones
d)
transform faults
15.
Which type of plate boundary is shown at A?
a)
transform boundary
b)
convergent boundary
c)
divergent boundary
d)
fractured boundary
16.
What is fastest of all earthquake waves
a)
P
b)
S
c)
Love
d)
Rayleigh
17.
a Primary Wave is like sound and can travel through liquids and solids
a)
true
b)
false
18.
Why do scientist believe the outer core is liquid?
a)
they cannot pickup S-waves in shadow of core
b)
they cannot pick up P-waves in shadow of core
c)
refraction of Love waves
d)
a lava monster leaked the information in a magma bubble belch
19.
What is this kind of zone called?
a)
Magma Zone
b)
Island Zone
c)
Subduction Zone
d)
Plate Zone
20.
What kind of plate boundary is this?
a)
Convergent
b)
Divergent
c)
Transform
d)
Crust
21.
What is this an example of?
a)
Volcanoes
b)
Sea-Floor Spreading
c)
Earthquake
d)
Convergent Plate
22.
Where can you find this type of plate boundary?
a)
Mid-Atlantic Oceanic Ridge
b)
Himalayan Mountains
c)
San Andreas Fault
d)
Landslide
23.
Where can you find this type of plate boundary?
a)
Mid-Atlantic Oceanic Ridge
b)
Himalayan Mountains
c)
San Andreas Fault
d)
Landslide
24.
Where can you find this type of plate boundary?
a)
Mid-Atlantic Oceanic Ridge
b)
Himalayan Mountains
c)
San Andreas Fault
d)
Landslide
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