Polaris Regents Earth Science

An INTRUSIVE igneous rock with large crystals is formed:

• When magma cools quickly. 
• At the bottom of the ocean. 
• When magma cools slowly, allowing time for crystals to grow. 
• At the top of a mountain. 

Which will most likely form when movement along a plate boundary forces a landmass to be pulled apart? 

• volcanic island arc
• continental mountains
• continental rift
• oceanic trench 

Which natural phenomenon occurs as a result of Earth rotating on its axis?

• movement of tectonic plates
• deep ocean currents
• seasonal changes
• day and night 

What feature is labeled B in Figure 9-1?

• trench
• ocean ridge
• Volcanic Island Arc
• Continental Volcanic Arc

Use the latitude/longitude map below to answer the next few questions.

What is the location of point B?

• 60° W, 120° N
• 60° N, 120°E
• 60° N, 120° W
• 60° S, 120° N

When looking at the hill on the right, which side of the hill is steeper? The right hand side or the left hand side?

• Right
• Left

The major greenhouse gas(es)

• carbon dioxide and water vapor
• aerosols/CFC's
• manure
• sulfur dioxide

Which statement best explains why stars viewed from the Northern Hemisphere appear to revolve around Polaris?

• Polaris rotates on its axis
• Earth rotates on its axis.
•  Polaris revolves around Earth.
• Earth revolves around Polaris.

The hydrosphere covers approximately what percentage of Earth’s lithosphere?

• 100%
• 70%
• 50% 
• 25% 

The deflection of prevailing winds and ocean currents in the Northern Hemisphere is called

• eccentricity
• refraction 
•  the Coriolis effect
•  the Doppler effect