Science Ch. 1

Match each term with its correct description.

• focus

• beginning point of an earthquake

• lithosphere

• epicenter point on Earth's surface directly above the focus

• magnitude

• strength of an earthquake's seismic waves

• epicenter

• crust and upper area of the mantle

Tags

NGSS.MS-ESS3-2

Match each term with its correct description.

• theory of plate tectonics

• scientist who studies the movement of the earth

• seismologist

• giant ocean wave

• tsunami

• vibrations of energy flowing from the focus

• seismic wave

• idea that the earth’s crust is made up of moving plates

Tags

NGSS.MS-ESS2-3

Write the type of fault next to its description: plate boundaries move horizontally past each other

• strike-slip

• normal

• reverse

• thrust

Match each type of fault with its correct description.

• normal

• plate boundaries move horizontally past each other

• reverse

• plate boundaries push together forcing rock upward

• strike-slip

• plate boundaries move apart forming a gap

Scientists believe that Earth is made up of plates that float on the partly melted rock of Earth’s mantle.

• True

• False

Tags

NGSS.HS-ESS1-5

Waves are breaks in the earth’s surface along which rock can move.

• True

• False

Tags

NGSS.MS-PS4-1

A seismograph is used to detect, time, and measure the movements of the earth.

• True

• False

Tags

NGSS.MS-ESS3-2

The Mercalli scale measures the magnitude of an earthquake’s seismic waves and assigns it a number.

• True

• False

A volcano that has not erupted in the past and is not expected to erupt in the future

• extinct

• dormant

• active

• erupting

A volcano that is expected to erupt

• active

• dormant

• extinct

• inactive

Tags

NGSS.MS-ESS3-2