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WorksheetsYear 9 Natural Hazards 9.7
Total questions: 15
Worksheet time: 26mins
Name
Class
Date
1.
What is a smaller earthquake that follows a larger earthquake?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
2.
What is a large ocean wave that results from an underwater earthquake, landslide, or volcanic eruption?
a)
Aftershock
b)
Liquefaction
c)
Seismic Gap
d)
Tsunami
3.
The focus of an earthquake is
a)
The point below Earth's surface where rock first breaks
b)
The closest seismic station
c)
The place where the greatest damage occurs
d)
A fault
4.
The Richter scale measures:
a)
the amount of radon gas released
b)
the movement of plates
c)
the strength of an earthquake
d)
the weight of tectonic plates
5.
Which of these is an example of a Conservative plate boundary?
a)
Mid Atlantic Ridge
b)
Himalayas Mountain Range
c)
The Andes Mountain Range
d)
San Andreas Fault
6.
What is a primary effect of an earthquake?
a)
Forest Fires
b)
Ruptured water pipes
c)
Death and Injuries
d)
Death by diseases
7.
Which of these are secondary effects of an earthquake?
a)
Tsunami
b)
Fires
c)
Ground Shaking
d)
Landslides
8.
What measures the waves of earthquakes?
a)
seismic wave
b)
seismograph
c)
seismology
d)
a scientist
9.
To stay safe from volcanoes, it is important for people to test
a)
evacuation routes.
b)
mudflow speed.
c)
soil temperatures
d)
tsunami systems
10.
Which is the BEST way you can help prepare for natural disasters?
a)
Watch your pets for any unusual behavior.
b)
Always carry a pint of water with you.
c)
Keep the windows of your house closed at all times.
d)
Make an emergency supply kit with your family.
11.
Strange animal behavior, such as toads fleeing an area, could be an indicator that ____________ is about to occur.
a)
a volcanic eruption
b)
a tsunami
c)
a hurricane
d)
an earthquake
12.
Reshaping new land, debris avalanches, destroyed forests, and death to many animals are all effects of what natural hazard?
a)
Hurricane
b)
Earthquake
c)
Volcanic Eruption
d)
Tsunami
13.
Why is it beneficial to be able to predict when and where natural hazards will occur?
a)
Communities can be notified to evacuate
b)
So that we can stop them from happening again
c)
So that scientists know where to go in order to study them
d)
So that we can harness their power for renewable energy
14.
Which statement is true of earthquakes?
a)
All of them can be prevented
b)
Weak ones can be prevented
c)
Some of them can be prevented
d)
None of them can be prevented
15.
What can scientists measure to help predict when a volcano might erupt?
a)
temperatures of lava flow
b)
lengths of nearby fault lines
c)
small earthquakes and gases in the air near the volcano
d)
increases in sever weather
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