Bill Nye the Science Guy - Erosion

Water, ice, wind, gravity, and chemicals are constantly crumbling mountains, flattening hills, widening valleys and deepening canyons.

• True

• False

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Erosion takes ____________.

• place over time

• place instantly

• place without any cause

• place only in deserts

Tags

NGSS.MS-ESS2-2

When liquid water turns to solid ice, it (expands or shrinks).

• expands

• shrinks

Tags

NGSS.MS-PS1-4

When water gets between the cracks of rocks and freezes, the rocks ________ ________. This is another cause of erosion.

• expand and break apart

• contract and solidify

• melt and fuse together

• remain unchanged

Tags

NGSS.MS-ESS2-2

Water can wear away rock to form a __________________.

• erosion

• mountain

• valley

• plateau

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Rocks, plants, and _______________ can help prevent erosion by keeping the material underneath it in place.

• soil

• water

• sand

• roots

If soft rock is underneath harder rock, the softer rock erodes away first, leaving an _____________.

• arch

• valley

• plain

• hill

Tags

NGSS.MS-ESS2-2

Erosion is the ______________ wearing away of the Earth's surface.

• Erosion

• Sudden

• Artificial

• Temporary

Tags

NGSS.MS-ESS2-2

How are sandy beaches made?

• Through the accumulation of sand from eroded rocks

• By the deposition of volcanic ash

• From the remains of marine organisms

• By human intervention

Tags

NGSS.MS-ESS2-2

Freezing water, chemicals, and plants called ________________, are all eating away at rocks.

• weathering

• erosion

• deposition

• sedimentation

Tags

NGSS.MS-ESS2-2