Earth History

What is the Earth's surface called?

• inner core

• outer core

• crust

• mantle

Tags

NGSS.MS-ESS2-2

The breaking down of rocks due to wind, water, ice, and chemicals is called

• weathering

• erosion

• landslide

• earthquake

Tags

NGSS.4-ESS2-1

Fossils can tell us

• what color dinosaurs were.

• how the earth has changed over time.

• how dinosaurs became extinct.

• what sounds a dinosaur made.

Tags

NGSS.3-LS4-1

NGSS.4-ESS1-1

What is a mold fossil?

• Remains of an animal or plant leave an impression in sediment.

• When minerals and sediment fill in the empty spaces left by a cast.

• Shows the activity of animals when they make a footprint in sand or mud.

• A fossil that has been left out too long and is starting to grow mold.

Tags

NGSS.3-LS4-1

What is a cast fossil?

• A hollow area of an organisms shape.

• When an organism is broken down, so that only the carbon remains.

• When an animal make a footprint in sand or mud, and over time it becomes solid rock.

• Forms as the result of a mold, when minerals and sediment fill in the empty spots of the mold.

Tags

NGSS.3-LS4-1

What process moves rock and soil via wind, water, ice, or gravity?

• Weathering

• Erosion

• Volcanic Eruption

• Eathquake

Tags

NGSS.4-ESS2-1

Which rapid process happens near the edges of tectonic plates and can release gases, ash, and melted rock?

• Earthquake

• Volcanic Eruption

• Landslide

• Flooding

Tags

NGSS.MS-ESS3-2

Which rapid process happens when the ground shakes because of a sudden release of built-up energy causing a shift of rock along a fracture?

• Earthquake

• Volcanic Eruption

• Landshide

• Weathering

Tags

NGSS.MS-ESS3-2

The rapid process that can be caused by large amount of precipitation is

• eathquakes

• volcanoes

• flooding

• erosion

Tags

NGSS.4-ESS2-1

Mechanical weathering is

• when freezing and thawing breaks rocks.

• when plant roots and lichen break up rock.

• when water dissolves limestone.

• when rain carries soil away.

Tags

NGSS.4-ESS2-1