Pre-Test /Plate Tectonics

All of the continents were once a super landmass called _________.

• Pangaea

• Panjan

• Pawpai

• Pangi

Tags

NGSS.MS-ESS1-4

Alfred ________ discovered the Theory of Continental Drift.

• wegen

• Wagner

• Wegener

• Walter

Tags

NGSS.MS-ESS2-3

Continental Drift explains_________.

• why the land is heavier than the oceans

• how the oceans were formed

• why and how continents move

• when earthquakes happen

Tags

NGSS.MS-ESS2-3

Fossil clues from __________continents help explain the Theory of Continental Drift

• large

• different

• small

• dry

Tags

NGSS.MS-ESS2-3

Topographical maps of the ocean floor show the ________ of the bottom of the ocean

• elevation

• size

• details

• fish

Tags

NGSS.MS-ESS2-3

Mountain ranges in the ocean are called mid-ocean ________

• ranges

• rocks

• ridges

• valleys

Tags

NGSS.MS-ESS2-3

Mid-ocean ridges are formed by a process called seafloor __________.

• volcanoes

• rocks

• smoothing

• spreading

Seafloor Spreading creates new ______ crust

• soft

• oceanic

• continental

• hard

Tags

NGSS.MS-ESS2-3

An echo sounder is the equipment that produces ______ waves that bounce off the ocean floor.

• straight

• water

• sound

• curved

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2

These sound waves show the elevation of the ______ floor.

• ocean

• water

• rock

• kitchen

Tags

NGSS.MS-PS4-1

NGSS.MS-PS4-2