Our Dynamic Earth

The ________________ is always moving.

• pizza crust

• Earth's crust

• toothpaste crust

• pie crust

Click all the examples of landforms.

• Mountains

• Sidewalks

• Deltas

• Plateaus

• Bridges

Tags

NGSS.MS-ESS2-2

Which feature of the ocean floor is very flat?

• abyssal plain

• continental slope

• trench

• mid-ocean ridge

Tags

NGSS.MS-ESS2-3

Volcanoes can form on ​ ​ (a)   . They are caused by ​ (b)   .

• ocean floor or land
• plate movement
• glaciers
• state boundaries

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Reorder the following from the surface of the Earth to the center of the Earth.

• Inner Core

• Mantle

• Outer Core

• Crust

The Earth is broken up into tectonic plates. When the plates move, which of the following can be a result? Select all that are true.

• Volcanoes can form.

• Flowers will start to grow.

• Mountains can form.

• Earthquakes can happen.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The Ring of Fire is known for having ____________. (Select 2)

• More than one ocean.

• Many volcanoes.

• Many turtles.

• Many earthquakes.

• Many fires

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Earthquakes are recorded with a ​ (a)   . The amount of energy released by an earthquake is its ​ (b)   . The ​ ​ (c)   scale measures the magnitude of an earthquake.

• seismograph
• magnitude
• Richter
• autograph
• Mercali

Steep waves recorded on a seismograph mean the quake was ______________.

• weak

• strong

Where do most earthquakes occur? Select 2.

• In the center of a continent

• The edges of the ocean

• The highest point in a country

• Along plate boundaries

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2