Fossils

What is a fossil?

• The hardened remains of a plant or animal that lived a year ago.

• The hardened remains of a plant or animal that lived long ago.

• The hardened remains of only an animal that lived long ago.

• The hardened remains of only a plant that lived long ago.

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NGSS.MS-LS4-1

What is a mold?

• The shape of a once living thing left in sediment when a rock is formed.

• When mud or minerals form the shape of a plant or animal.

• The fuzzy stuff that grows on bread.

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

What is a cast?

• The shape of a once living thing left in sediment when a rock is formed.

• The shape of a plant or animal that forms when mud or minerals fill a mold.

• What you get when you break a bone.

Where will you most likely find fossils?

• Sedimentary rocks

• Metamorphic rocks

• Igneous rocks

• Moon rocks

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

What part of an animal becomes a fossil?

• bones

• muscles

• hair

Tags

NGSS.MS-LS4-1

Plant fossils are harder to find than animal fossils.

• True

• False

How can scientists determine the age of a fossil?

• By the number of rings in it.

• By the rock layer they find it in.

• By its size.

Tags

NGSS.MS-ESS1-4

How do scientists know that southern Georgia was once under water?

• History books talk about it.

• They found whale, shark, sand dollar, and clam fossils.

• They found ships buried underground.

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1

An endangered species is one that will live forever.

• True

• False

Something that is extinct can no longer be found on Earth.

• True

• False

Tags

NGSS.MS-LS4-1