3.2 Earthquake

Earthquakes are caused when (a)   , travelling as waves, passes through Earth.

Tags

NGSS.MS-ESS3-2

The location deep inside the Earth where an earthquake began is called the

• focus

• epicenter

• point zero

• quake point

The strength of an earthquake is measured on a tool called a

• seismogram

• Richter scale

• seismograph

• spring scale

A 4.0 earthquake releases ____ times more energy than a 2.0 earthquake.

• 2

• 20

• 10

• 100

Earthquakes can be caused by

• a) shifting fault line

• b) volcanic activity

• c) tsunamis

• both a and b

Tags

NGSS.MS-ESS3-2

NGSS.MS-ESS2-3

To be considered a major earthquake, the quake must measure a _____ or above on the Richter scale.

• 3

• 5

• 7

T or F: The epicenter of an earthquake is directly below the focus.

• True

• False

T or F: S-waves are neither the fastest or slowest waves.

• True

• False

T or F: A fault is a giant wave.

• True

• False

Tags

NGSS.MS-PS4-2

T or F: A quake that measures 2 on the Richter scale always destroy houses.

• True

• False