Unit 7: Geologic Time PreTest

The concept that the oldest rock layers are at the bottom of a sequence with younger rock layers deposited on top of them.

• relative dating

• superposition

• rock strata

• core sample

Tags

NGSS.MS-ESS1-4

It is used to figure out a sequence of geological events from the evidence left behind in the rock.

• relative dating

• superposition

• rock strata

• core sample

Tags

NGSS.MS-ESS1-4

The remains or physical evidence of an organism preserved by geologic formation.

• rock strata

• paleontology

• fossil

• geology

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2

The study of the changes in Earth's life over space and time through the study of rock units and the fossils contained within them.

• lithology

• geology

• mineralogist

• paleontology

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

NGSS.MS-LS4-2

A mutation is

• the process by which species adapt to environmental changes over a very long time

• to receive genes from a parent

• the process by which the distribution of traits in a population changes over many generations

• a random change to a gene that sometimes results in a new trait

Tags

NGSS.MS-LS3-1

Which of the three is the larger time segment? 

• Era
• Eon
• Period
• Epoch 

How old is the Earth? 

• 65 million years old 
• 4.6 billion years old 
• 6.4 billion years old
• 5 million years old 

Tags

NGSS.MS-ESS1-4

Determines the “relative” order of past events but not the absolute age.

• Absolute age

• Relative age

• Real age

• New age

Tags

NGSS.MS-ESS1-4

The end of life for a group of organisms, usually a species, is called a(n) ________________.

• Extinction

• Retirement

• Endangerment

• Catastrophe

Tags

NGSS.MS-LS4-1

In which of the following eras did humans first appear in the fossil record?

• Precambrian

• Paleozoic

• Mesozoic

• Cenozoic

Tags

NGSS.MS-ESS1-4