NC Earth Science Final Review

Front

What is the main cause of subsurface ocean currents circulating from the warm waters near the equator to the colder waters in other parts of the world? Options: differences in the topography along the ocean floor, differences in density of ocean water, the rotation of Earth on its axis, movement of the jet stream.

Back

differences in density of ocean water

Front

What is most responsible for the presence of groundwater in an area? Options: the movement of water from a confined aquifer into surface water, the movement of surface water and precipitation through soil and rock, the movement of water from streams and rivers to watersheds, the movement of surface water through impermeable rock

Back

the movement of surface water and precipitation through soil and rock

Front

Which is the most common contamination source for freshwater resources?

Back

runoff

Front

Metamorphic rocks with a layered or banded look are called —

Back

foliated

Front

The breakdown of rocks and minerals into smaller particles without a change in composition is called..

Back

mechanical weathering

Front

Which layer of the soil profile would be affected the most by weathering and erosion?

Back

1

Front

The major disadvantage of using solar panels to generate electricity is that solar panels —

Back

are affected by cloud coverage and day length

Front

Process to change a sedimentary rock into an igneous rock: Melting and crystallization, Erosion and deposition, Deformation and deposition, Faulting and fracturing

Back

Melting and crystallization

Front

Which is more likely to prevent mass-movement events? Options: Constructing buildings in stream drainage paths, Clear-cutting trees from the side of a mountain, Paving roads next to sloping hills, Contour plowing of crop areas

Back

Contour plowing of crop areas

Front

Which of the following isn’t a factor/force involved with erosion? Options: gravity, wind, tension, water

Back

tension