Earth's Interior Structure Quiz

What is the thickness range of the oceanic crust?

• 5-15 km

• 30-50 km

• 400 km

• 2900 km

Which layer of the Earth is fluid and has a density range of 9.9-12.2 g/cm³?

• Fluid outer core

• Solid inner core

• Lower mantle

• Upper mantle

What is the primary composition of the Earth's outer core?

• Fluid

• Solid

• Gas

• Plasma

What type of plate boundary is represented by a dashed line on the map?

• Convergent plate boundary

• Divergent plate boundary

• Transform plate boundary

• Uncertain plate boundary

Which oceanic ridge is located in the middle of the Atlantic Ocean?

• East Pacific Rise

• Mid-Atlantic Ridge

• Indian Ocean Ridge

• Juan de Fuca Ridge

The San Andreas Fault is an example of which type of plate boundary?

• Convergent plate boundary

• Divergent plate boundary

• Transform plate boundary

• Uncertain plate boundary

What is the primary direction of movement for the Pacific Plate?

• Northward

• Southward

• Westward

• Eastward

Tags

NGSS.MS-ESS2-3

Which plate is located directly north of the Australian Plate?

• Antarctic Plate

• Philippine Plate

• Eurasian Plate

• Pacific Plate

The East Pacific Rise is an example of which type of plate boundary?

• Convergent plate boundary

• Divergent plate boundary

• Transform plate boundary

• Uncertain plate boundary

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

Which trench is located off the coast of South America?

• Mariana Trench

• Peru-Chile Trench

• Aleutian Trench

• Tonga Trench