Earth's slow changes

How was this valley created?

• Earthquakes

• Glaciers

• Water carving it

Tags

NGSS.MS-ESS2-2

What did the sea arch come from ?

• A rocky hill or island side

• A giant glacier

• A body of compacted plants

Tags

NGSS.MS-ESS2-2

When a river flows over the Earth and carves out a hole in the surface it makes a...?

• hill

• mountain

• canyon

Tags

NGSS.MS-ESS2-2

What natural force formed the Grand Canyon millions of years ago?

• a landslide
• an earthquake
• a river

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

What is necessary for sand dunes to form?

• loose sand and strong wind
• pressure in the earth
• ice glaciers

Rocks can be worn down by ___________ carrying sand.

• strong rain

• strong wind

Tags

NGSS.MS-ESS2-2

A ____________ can cause erosion too.

• mountain

• lake

• river

• glacier

What process created this rock?

• A volcanic eruption

• A flood

• wind with soil pounding on it

• Water carving it

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

How does freezing water cause the weathering of rocks? The freezing water...?

• keeps the rocks in place

• makes the rocks last longer

• expands cracks and breaks rocks

• causes rocks to fall in landslides

Tags

NGSS.MS-ESS2-2

How long does it take for this to form?

• one million years

• a few years

• in a few hours

• many months

Tags

NGSS.MS-ESS2-2