U4-M2-L2 Development of a Theory (Plate Tectonics)

What device did scientists use in the late 1940s to map the ocean floor?

• Echo sounder

• Radar

• GPS

• Telescope

Tags

NGSS.MS-PS4-2

What are the vast mountain ranges deep below the ocean's surface called?

• Ocean trenches

• Mid-ocean ridges

• Continental shelves

• Abyssal plains

What is the process called that creates new oceanic crust along mid-ocean ridges?

• Plate tectonics

• Subduction

• Seafloor spreading

• Erosion

What are ocean trenches?

• Mountain ranges on the ocean floor

• Deep underwater troughs

• Areas of high volcanic activity

• Flat regions on the ocean floor

Tags

NGSS.MS-ESS2-3

What theory explains the movement of Earth's surface made of rigid slabs of rocks?

• Seafloor spreading

• Plate tectonics

• Continental drift

• Oceanography

Tags

NGSS.MS-ESS2-3

Earth's crust is broken up into several large rocky pieces called ...

• plates
• faults
• fossils
• puzzle pieces

Tags

NGSS.MS-ESS2-3

____________ is the theory that the lithosphere is divided into plates that are always moving.

• Plate tectonics
• Mid-Ocean ridge
• Divergent
• Fault

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2

This scientist built most of the evidence for continental drift.

• Alfred Wegener
• Sean Carroll
• Fred Calfred
• John Williams

Tags

NGSS.MS-ESS2-3

What is the theory that states that parts of the Earth's crust slowly drift atop a liquid core.

• Theory of Evolution
• Heliocentric Theory
• Geocentric Theory
• Continental Drift Theory

Tags

NGSS.MS-ESS2-3

Shifting pieces of the Earth's crust are called

• tectonic plates
• volcano
• magma
• island

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS2-2