staying mostly the same

• data

• stable

• erosion

• observe

a type of rock formed from sediment that compacts and

cements over time

• compact

• cement

• sedimentary rock

• rock layer

a thick sheet of rock formed from the same material

• rock layer

• sedimentary rock

• compact

• sediment

small pieces of rock, such as silt or sand

• cement

• fossil

• rock layer

• sediment

something we observe to be similar over and over again

• inference

• observation

• pattern

• model

Tags

NGSS.MS-LS4-1

something you notice using any of the five senses

• observation

• inference

• model

• evidence

Tags

NGSS.MS-LS1-8

something scientist make to answer questions about the real world

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS2-1

NGSS.MS-LS2-3

a scientist who studies the processes and materials that form the solid

part of Earth

(a)   ​

• geologist
• conservation biologist
• system engineer

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-ESS3-1

something you figure out based on and information you

already know​

• observation

• five senses

• inference

a clue about life from the past that is preserved in rock

• fossil

• data

• model

• geologist

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2