Physical Earth Lesson

Multiple Choice

What is the inner most layer of Earth?

• core
• outer core
• inner core
• asthenosphere

Multiple Choice

What is the thickest layer?

• the core

• the mantle

• the crust

• the uppermantle

Multiple Choice

Which layer of the earth is completely Liquid?

• Crust
• Mantle
• Outer Core
• Inner Core

Multiple Choice

What layer has a solid inner part and a liquid outer part?

• Crust
• Mantle
• Core
• none

Multiple Choice

Which layer is the thickest?

• Crust
• Mantle
• Core
• All of them are the same size

Multiple Choice

This layer of Earth is solid Iron and Nickel

• Outer Core
• Mantle
• Inner Core
• Crust

Multiple Choice

What is the name of layer R?

• lithosphere

• inner core

• outer core

• asthenosphere

• mesosphere

Multiple Choice

What is the name of layer Q?

• lithosphere

• inner core

• outer core

• asthenosphere

• mesosphere

Multiple Choice

What is the name of layer Z?

• crust

• mantle

• outer core

• inner core

• core

Multiple Choice

What is the name of layer Y?

• crust

• mantle

• outer core

• inner core

• core

Multiple Choice

Where is heat and pressure the greatest in the Earth?

• crust

• mantle

• outer core

• inner core

Multiple Choice

How have scientists been able to infer the internal structure of Earth without being able to directly observe inside the Earth?

• Scientists analyze how earthquake waves move throught Earth's interior.

• Scientists use satellite radar and sonar technologies to map Earth's internal layers.

• Scientists make educated guesses about Earth's internal structure based on previous hypothesis.

• Scientists study different types of rocks from many different locations on Earth's surface.

Multiple Choice

What is the core made of?

• steel
• iron 
• aluminum
• iron and nickel

Multiple Choice

Forms where plates are moving away from each other

• Divergent-

• Convergent-

• Transform-

Multiple Choice

Formed where two sections of Earth’s crust are colliding

• Divergent-

• Convergent-

• Transform-

Multiple Choice

The land mass where all of the continents were once together in one large continent is called ________________.

• Laurasia.

• Pangaea.

• Eurasia.

• Gondwana.

Multiple Choice

Tectonic plates consist of

• continental crust.

• mesosphere.

• both continental and oceanic crust.

• oceanic crust.

Multiple Choice

The movement of the tectonic plates is caused by

• the rotation of the Earth.

• convection currents in the Asthenosphere

• the gravity of the iron-nickel core.

• the Moho discontinuity.

Multiple Choice

Observe this diagram of a plate boundary. One statement BEST describes what is happening. It is that

• the oceanic crust is melting.

• the denser ceanic crust is subducting under the less dense oceanic crust

• volcanic islands are forming.

• the tectonic plates are moving away from each other.

Multiple Choice

Most geologists think that the movement of Earth’s plates is caused by _______

• convection.

• continental drift.

• subduction.

• conduction.

Multiple Select

______ a hypothesis that new sea floor is created at mid-ocean ridges and that in the process the continents are pushed apart from each other.

• PLATE TECTONIC

• FAULTS

• SEA-FLOOR SPREADING

• SEISMOMETER

Multiple Choice

The three types of plate boundaries are

• Convergent, divergent, change

• Divergent, allegiant, insurgent

• Convergent, divergent, transform

• Push, pull, slide

Multiple Choice

What is common at convergent boundaries?

• Valleys

• Canyons

• Mountains

• Rivers

Multiple Choice

What happens often at transform boundaries?

• Rain

• Hurricanes

• Volcanic activity

• Earthquakes

Multiple Choice

• divergent boundary

• convergent boundary

• transform boundary

Multiple Choice

• divergent boundary

• convergent boundary

• transform boundary

Multiple Choice

New crust is formed at this type of boundary

• divergent

• convergent

• transform

Multiple Choice

This type of boundary creates folded mountains.

• transform

• divergent

• continental-continental convergent

• continental-oceanic convergent

Multiple Choice

This feature can be found along a divergent boundary

• mid-ocean ridge

• folded mountains

• deep sea trench

Multiple Choice

Which feature is formed when two oceanic plates collide?

• mid-ocean ridge

• volcanic island arc

• folded mountains