Geologic Time and Fossils

What is a fossil mold?

• a copy of an ancient organism

• a trace fossil of an ancient organism

• an impression of an ancient organism

• an ancient organism that has been preserved in tar pits

Tags

NGSS.MS-LS4-1

petrified wood is an example of a

• trace fossil

• carbon film

• petrified fossil

• cast fossil

which is an example of a trace fossil

• a carbon film of an extinct plant

• a woolly mammoth's footprint

• a dinosaur bone preserved in rock

• a mosquito in amber

which of the following is a trace fossil?

• a mold that fills with sediment and hardens

• evidence of an ancient organism's activities

• copy of an organism made by mineral replacement

• actual remains of an organism

Tags

NGSS.MS-LS4-1

which of the following is a carbon film?

• impression of the organism

• evidence of an ancient organism's activities

• copy of an organism made by mineral replacement

• "photograph" made by gases escaping the organism, only the carbon remains.

A scientist who studies fossils is called

• a geologist

• a paleontologist

• an archeologist

• a dinologist

The Law of Superposition helps scientist to determine

• the absolute age of rock layers.

• the exact age of fossils

• the relative age of rock layers

• the super powers of rocks

Tags

NGSS.MS-ESS1-4

A gradual change in living things over a long period of time is

• extinction

• evolution

• cast

• mold

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

Which item is not considered a fossil?

• a million year old bacteria

• a dead tree on a forest floor

• a mosquito inside a piece of amber

• a carbon film of an extinct plant

Tags

NGSS.MS-LS4-1

Fossils are commonly preserved in what type of rock?

• Igneous

• Metamorphic

• Sedimentary

• Punk

Tags

NGSS.MS-ESS2-3

NGSS.MS-LS4-1