A clue to the activity of an animal that lived long ago

• fossil

• trace fossil

• mold

• cast

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

This shows changes that long-dead animals made in their surroundings or what they ate

• fossil

• trace fossil

• mold

• cast

Tags

NGSS.MS-LS4-1

A fossil imprint made by the outside of a dead plant or animal

• fossil

• trace fossil

• mold

• cast

A fossil formed when sediments or minerals fill a mold; it takes on the same outside shape as the living thing that shaped the mold

• fossil

• trace fossil

• mold

• cast

Fuels formed from the remains of once living organisms

• fossil fuels

• natural gas

• petroleum

Tags

NGSS.MS-ESS3-1

Crude oil, produces a lot of heat, mainly used for transportation

• fossil fuels

• petroleum

• natural gas

Tags

NGSS.MS-ESS3-4

NGSS.MS-PS1-3

A gas, methane used mostly for heating and cooking

• fossil fuels

• petroleum

• natural gas

Tags

NGSS.MS-ESS3-4

NGSS.MS-PS1-3

This type of coal is a soft brown material made up of partly decayed plants; first stage in coal formation

• peat

• lignite

• bituminous

• anthracite

This type of coal is a soft, brown rock; second stage in coal formation

• peat

• lignite

• bituminous

• anthracite

This type of coal is a hard, dark brown or black rock; third stage in coal formation

• peat

• lignite

• bituminous

• anthracite