Font size
WorksheetsExtreme Earth
Total questions: 25
Worksheet time: 25mins
Earthquakes involve the powerful movement of rocks in the Earth’s ______.
inner core
outer core
crust
surface
Which ofthese natural disasters is a period of unusually low rainfall?
drought
flood
earthquake
hurricane
Earth's outer layer is made up of large, moving pieces called tectonic _____?
bowls
plates
chunks
sections
Which natural disaster is a sudden and violent shaking of the ground caused by movements within the earth's crust?
tornado
earthquake
flood
tsunami
Tectonic plates are always moving.
true
false
The Ring of Fire is a region around much of the ________ Ocean.
Atlantic
Pacific
Indian
Artic
________ can be formed when two tectonic plates collide.
Lakes
Oceans
Mountains
Storms
A Richter Scale is a device that measures the _______ of an earthquake.
width
area
magnitude
death
The _______ is the hottest part of the Earth, and, at over 5000 degrees Celsius, is about as hot as the surface of the sun.
outer core
mantle
inner core
crust
A volcano that hasn’t erupted in the last 10,000 years but can still erupt is known as a _______ volcano.
active
extinct
dormant
calm
The liquid that has already been expelled by a volcano is known as what?
magma
lava
fire
rock
Tsunamis can be caused by _____
hurricanes and tornados
earthquakes and volcanos
earthquakes and hurricanes
volcanoes and floods
Which of these is the name of a large thunderstorm cloud?
Hurricane cloud
Stratocumulus cloud
Cumulonimbus cloud
Storm cloud
What is the vent of a volcano?
An opening in the surface of the Earth where lava can escape
A cloud of ash formed by volcanic explosions
A large underground pool of liquid rock found beneath the surface of the Earth
The side of a volcano
An eruption is the sudden burst of magma exploding out of the earth's crust.
true
false
Fossils are only the bones of extinct dinosaurs
true
false
Humus is the top layer of soil that can contain dead leaves, other plants and even the remains of animals
true
false
This layer of soil contains rocks and stones, is full of nutrients and tree roots can even reach here.
humus
topsoil
subsoil
bedrock
An active volcano is classified as a volcano that has erupted in the last _____ years.
100
2000
10'000
20'000
The area in the world which has the most tornadoes is known as ____
The Ring of Fire
Tornado Alley
The Valley of Tornadoes
The Mantle
Volcanoes are made when ...
when a mountain gets too tall.
a large tsunami occurs.
when hot air mixes with cold air.
pressure builds up inside the earth's crust causing magma to sometimes erupt through it.
Scientists chase tornadoes to ...
see how beautiful they are.
collect information and data about them.
measure the amount of rainfall.
Divergent tectonic plates are plates that ...
collide.
move away from eachother.
rub against eachother.
Convergent tectonic plates are responsible for ... (multiple correct answers)
the formation of mountain ranges.
large gaps in the land.
earth tremors when they collide.
large thunderstorm clouds .
