Earth Science North Carolina

Associated with transform boundaries.

• Volcanoes
• mountains
• trenches
• earthquakes

Letter C is pointing to the ...

• crust
• mantle
• inner core
• outer core

When magma is cooled and solidified it becomes what type of rock?

• igneous
• metamorphic
• sedimentary
• conglomerate

Where does most fresh water exist?

• ice caps, lakes, and streams
• glaciers, rivers, and oceans
• aquifers, ice caps, and glaciers

Which best explains what happens to nutrients in the ocean as a result
of upwelling?

• Upwelling carries nutrients to coral reefs.
• Upwelling carries nutrients to the ocean bottom.
• Upwelling carries nutrients to the intertidal zone.
• Upwelling carries nutrients to the surface of the ocean.

Tags

NGSS.MS-LS2-3

How much of the earth's water is freshwater?

• 50 %
• 3 %
• 97 %
• 93 %

Tags

NGSS.MS-ESS2-4

Which of the following is caused by the gravitational pull of the moon and sun?

• ocean waves
• ocean tides
• ocean currents

Tags

NGSS.MS-ESS1-1

NGSS.MS-PS2-4

According to the graph below, what happens to the density of a substance as its salinity increases (as you move up on the y-axis)?  (Helpful tip: pick at least 2 salinities and find their densities on the graph.  Compare.)

• As salinity increases, density stays the same.
• As salinity increases, density decreases.
• As salinity increases, density also increases.

Why is it necessary to limit the release of CFCs into the atmosphere?

• They are causing increases in acid rain
• They increase CO₂ levels
• They are destroying the ozone layer
• They increase greenhouse gas build-up

Which gas makes up the largest component of Earth's atmosphere?

• oxygen
• nitrogen
• argon
• carbon dioxide