Geologic Features and Plate Tectonics

Which of these best describes what is happening at Location 6?
F Oceanic plate is being created.
G Continent is being destroyed.
H Island is forming.
J Oceanic crust is being destroyed.

• F
• G
• H
• J

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The diagram shows a lab setup designed to model convection currents in Earth’s mantle. The Earth process modeled in this investigation is most likely to cause —
A beach erosion
B island arcs
C formation of new ocean floor
D small mountains with frequent earthquakes

• A
• B
• C
• D

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The asthenosphere has the property of plasticity, which allows the solid mantle to move like a liquid.Which of the following explains how the crust moves in different directions?
F Radiation
G Convection currents
H Geothermal
J Conduction

• F
• G
• H
• J

Tags

NGSS.MS-ESS2-3

The diagram shows how the ocean floor is spreading. The new ocean floor made of molten rock is being formed at a mid-ocean ridge. Which best describes where the molten rock comes from?
A The crust
B Volcanoes under the ocean floor
C Masses of land to either side of the ocean
D The mantle just beneath Earth’s crust

• A
• B
• C
• D

Tags

NGSS.MS-ESS2-1

Many scientists believe that convection currents in the asthenosphere between South America and Africa caused the separation of the two continents and the formation of the Mid-Atlantic Ridge. Which diagram best represents the convection currents in the plate tectonic theory?

• F
• G
• H
• J

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

The lithosphere is Earth’s crust plus the rigid upper part of Earth’s mantle. The map shows plates of the lithosphere. What does the map tell you about the plates?
A The plates are all moving in the same direction.
B The plates are all the same size.
C Plates and continents are different.
D Where two plates meet, they always move apart.

• A
• B
• C
• D

Tags

NGSS.MS-ESS2-3

What land feature is likely to occur between the South American Plate and the African Plate?
F Mountain
G Trench
H Subduction zone
J Mid-ocean ridge

• F
• G
• H
• J

Tags

NGSS.MS-ESS2-3

What type of boundary is located between the Nazca Plate and the South American Plate?
A Convergent
B Divergent
C Transform
D Emergent

• A
• B
• C
• D

Tags

NGSS.MS-ESS2-3

Newton’s laws of motion apply to everyday life in a variety of ways. Which one of the followingstatements does not demonstrate Newton’s laws of motion as they relate to plate tectonics?
F Plates resist change as in Newton’s law of inertia.
G The greater the force, the greater rate of acceleration as in Newton’s law of acceleration.
H Volcanoes form from cooled magma as in Newton’s law of acceleration.
J Plates exert a force on each other in opposite directions as in Newton’s law of action-reaction.

• F
• G
• H
• J

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

What is the correct order (starting from the surface) of Earth’s layers?

• crust, outer core, inner core, mantle

• mantle, outer core, inner core, crust

• crust, mantle, outer core, inner core

• outer core, inner core, crust, mantle