Fossils

Two examples of fossil fuels are ​ (a)   and (b)   .

• coal
• petroleum
• water
• air
• sunlight

Answer explanation

Coal and petroleum are two examples of fossil fuels.

Two examples of fossil fuels are ​ (a)   and (b)   .

• oil
• natural gas
• sand
• rocks
• wind

Fossil fuels are ​ (a)   resources because they take a ​long time to form.

• non renewable
• renewable
• short

Which layer is the oldest?

Tags

NGSS.MS-ESS1-4

Which layer is the youngest?

Tags

NGSS.MS-ESS1-4

Fossils are

• Only dinosaur bones.

• Traces or remains of living things from long ago.

• Old rocks

Tags

NGSS.MS-LS4-1

Which of the following is NOT an example of a fossil?

• a petrified dinosaur bone
• a footprint captured in mud
• a seashell found on the beach

Tags

NGSS.MS-LS4-1

In order for a fossil to form, which of the following events must happen FIRST?

• Slowly, minerals in the water replace the bone.
• Sediment covers the bone.
• An animal dies.

Scientists can study fossils to learn about

the ___________.

• past

• future

• none of the above

Tags

NGSS.MS-LS4-1

A fossil of a fish is found on top of a

mountain. You can argue that the area

was once

• underwater

• a desert

• much colder

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

NGSS.MS-LS4-1