Science Fossils C.A.

Why do bones and teeth remain as part of some fossils?

• They are white.

• The parts are hard.

• Bones are big.

• Bones decay easily.

Which animal part would most likely become a fossil?

• lung

• fur

• muscle

• bone

Fossils of fish are found under the land where cows now live. What does this tell you?

• Fish used to live on the land.

• The fish were dropped by flying birds.

• This land was once under water.

• Farmers fed the fish to the cows.

Which can scientists learn from the study of fossils?

• Why plants need sunlight.

• How volcanoes make rocks.

• What plants lived long ago.

• When the next earthquake will happen.

What are the hardened remains of living things that have died a long time ago?

• Minerals

• Rocks

• Fossils

• Extinct

Why are there more animal fossils than plant fossils?

• Plants have softer parts than animals.

• There were more animals than plants.

• Plants are larger than animals.

• Animals ate all the plants.

Which type of fossil would look exactly like an actual body part of a once-living thing?

• A trace

• A cast

• A mineral

• A footprint

A fossil was found and had a mouth full of sharp, pointed teeth. What can you infer about that animal?

• The animal lived in the ocean.

• The animal is related to sharks.

• The animal was a meat-eater.

• The animal only ate fruits and vegetables.

Some scientists think that a meteor caused the dinosaur to die and become _________.

• Alive

• Fossils

• Extinct

• Organisms

How long does it take for a fossil to form?

• 550 years

• 790 years

• 15 billion years

• Thousands or even millions of years