geologic changes ch. 10 - final quiz

Relative dating of rock layers tells us that the deeper we dig, _______.

• the younger the rocks get
• the smellier the rocks get
• the harder the rocks get
• the older the rocks get

Tags

NGSS.MS-ESS1-4

Scientists use radiometric dating (radioactive decay) to measure...

• relative time (dating)

• absolute time (dating)

• type of rock

• time of day

How does absolute age differ from relative age?

• only absolute dating indicates which rock is older than another
• only absolute dating finds the age in years
• only relative dating finds the age in years

What type of fossil is pictured here?

• Forest fossil

• Trace fossil

• Cast fossil

• Body fossil

Long ago, small organisms became trapped in sticky tree sap that hardened. What is the hardened sap called?

• a cast

• an imprint

• a mold

• amber

Tags

NGSS.3-LS4-1

Footprints, nests, and claw marks are all examples of what kind of fossils?

• Mold fossil

• Cast fossil

• Trace fossil

• True Form fossil

A mold fossil is

• evidence of animal's behavior such a footprints or nests

• the positive image of a fossil that was formed by sediments and minerals

• the entire preserved organism

• the impression of the animal or plant left after it decomposed

_______________ are fossils in which minerals replace all or part of an organism.

• carbon films

• trace fossils

• mineral replacement

• amber

The best index fossils have which two traits?

• widespread geographically, long lifespan
• widespread geographically, short lifespan
• specific place, long lifespan
• specific place, short lifespan

Tags

NGSS.MS-LS4-1

Who wrote the theory of uniformitarianism?

• Charles Darwin

• James Hutton

• Paleontologists

• Charles Lyell