Weathering

Increased amounts of carbon dioxide in Earth's atmosphere may lead to Global Warming. What might global warming lead to?

• smog

• Melting of the polar caps

• a hole in the ozone layer

• less greenhouse effect

If dust and ash enter the air as a result of volcanic eruptions, which two spheres of the Earth are interacting?

• atmosphere and hydrosphere

• hydrosphere and biosphere

• atmosphere and biosphere

• atmosphere and geosphere

Does the continuous movement of wind and water change the size of mountains over millions of years?

• True

• False

The grinding action of other rock particles carried by the air is called

• Abrasion

• .  Erosion

• . Cracking and peeling

• . Ice wedging

Which part of the atmosphere contains the ozone layer?

• Troposphere

• Stratosphere

• Mesosphere

• Thermosphere

How does gravity change the landscape?

• It can create a mountain with extra soil and sediment

• It can carve U-shaped valleys

• it can pull sediment down in a landslide

• It can form canyons by pushing out soil

Which two spheres interact when a glacier erodes rock?

• The cryosphere and the geosphere

• The geosphere and the atmosphere

• The biosphere and the geosphere

• The biosphere and the cryosphere

What natural force most likely shaped a sand dune?

• river

• gravity

• rain

• Wind

How is a Delta formed?

• Sediment it deposited in a floodplain after a flood

• Soil is eroded from a canyon and deposited into large hills

• a slow river deposits sediment at its mouth near the ocean

• sediment is eroded along the coast of a lake or ocean

how would planting vegetation along a mountain road help?

• to prevent too much erosion

• to keep animals safe

• to made the road more beautiful

• to prevent the road from changing slope