WorksheetsEarthquakes Study Guide Review
Total questions: 20
Worksheet time: 10mins
Name
Class
Date
1.
1. Earthquakes are the shaking or sudden shocks of the surface of the Earth.
a)
True
b)
False
2.
2. How many earthquakes happen in the world each year?
a)
more than 10,000
b)
more than 1,000,000
c)
more than 100,000
3.
3. When do foreshocks happen?
a)
before an earthquake
b)
during an eathquake
c)
after an eathquake
4.
4. When do mainshocks happen?
a)
before and earthquake
b)
during an earthquake
c)
after an earthquake
5.
5. When do aftershocks happen?
a)
before an earthquake
b)
during an earthquake
c)
after an earthquake
6.
6. How long do most earthquakes last?
a)
less than a minute
b)
10 minutes
c)
1 hour
7.
7. Where the earthquake strikes at the surface is called the ________________.
a)
hypocenter
b)
epicenter
8.
8. Earthquakes are formed in the crust along the edges of the plates called fault lines.
a)
True
b)
False
9.
9. When energy forces the tectonic plates to slide, move over and collide against each other that is when an earthquake happens.
a)
True
b)
False
10.
10. Where was the strongest earthquake ever recorded? It registered 9.6 on the Richter scale.
a)
Chile
b)
San Francisco
c)
Alaska
11.
11. One of the most destructive earthquakes in history happened in 1906. Where was it?
a)
Alaska
b)
San Francisco
c)
Chile
12.
12. The strength of an earthquake is recorded using a _____________________. It detects the vibrations of an earthquake.
a)
seismograph
b)
Richter scale
13.
13. The magnitude is measured on the ________________. It is numbered between 0 and 10.
a)
seismograph
b)
Richter scale
14.
14. An earthquake that measures 4.0 on the Richter scales means only some people may notice the earthquake. It feels as if a large truck is passing by.
a)
True
b)
False
15.
15. The smaller the number on the Richter scale, the more destructive the earthquake will be.
a)
True
b)
False
16.
16. About 90% of earthquakes happen along the Ring of Fire.
a)
True
b)
False
17.
17. Can earthquakes be predicted?
a)
Yes
b)
No
18.
18. If you are in a building during an earthquake you should 'drop, cover, and hold'.
a)
True
b)
False
19.
19. If you are outdoors during an earthquake, the best place to be is a wide and open area.
a)
True
b)
False
20.
20. Earthquakes can cause other natural disasters.
a)
True
b)
False
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