Tectonic Plates

Earth's crust would be best modeled by using a material that is

• liquid and hot

• dense and smooth

• soft and flexible

• thin and solid

Heat from deep in Earth's interior is transferred to its crust by which of the following?

• conduction in the ocean

• convection in the mantle

• radiation from the solid core

• evaporation at the mid-ocean ridge

Tags

NGSS.MS-PS3-4

Seafloor spreading provides evidence of which of the following Earth processes?

• erosion of coastlines

• weathering of mountains

• movement of crustal plates

• formation of sedimentary rock

Tags

NGSS.MS-ESS2-3

Which of the following are formed when two continental plates collide with one another?

• hot spots

• rift valleys

• mountain ranges

• mid-ocean ridges

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which one of the following statements is TRUE?

• Old crust is broken down into sand

• old crust is destroyed into the mantle and new crust is formed over time

• the Earth's crust moves around but is never destroyed

• all of the above

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Plate tectonics refers to the theory that

• the continents float on the oceans

• the crust was hot, then it cooled to form continents, mountains and oceans

• the surface of the earth is made up of large plates that move over time

• all of the above

Tags

NGSS.MS-ESS2-3

A rift valley is evidence of which kind of plate boundary?

• convergent

• divergent

• transform

• uniform

Which of the following statements provides evidence for continental drift?

• same kind of unusual fossils are found in South America and Africe

• same kind of unusual rock layers are found in North America, Europe and Africa

• earth's continents are moving at a rate of 2.5 centimeters per year

• all of the above

Tags

NGSS.MS-ESS2-3

What type of plate boundary is shown in the diagram?

• convergent

• divergent

• transform

• uniform

Tags

NGSS.MS-ESS2-3

Look at the part of the diagram labeled with a star. What process is occurring here?

• uprising of convection currents

• subduction of the oceanic plate

• subduction of the continental plate

• seafloor spreading

Tags

NGSS.MS-ESS2-2