What does Geologist mean?

• a scientist who studies the surface of the earth and other planets

• a person who studies rocks

• a scientist who studies the processes and materials of the earth

• a scientist

Which of these are rocks? (choose mulitple)

• conglomerate

• calcite

• throwingstone

• limestone

What's an observation?

• something you observe

• something you notice using your 5 senses

• when geologists see something

• looking at something and finding out what it is

Tags

NGSS.2-PS1-1

What does Inference mean?

• to infer

• Coleen

• a guess

• something you can figure out by observing

What is the first step for sediment forming?

• the sediment compacting over time

• the sediment flowing down the river or whatever is pushing it

• sediment falling in a certain place where more sediment will form

• fossils forming

Which of these is a sedimentary rock? (choose multiple)

• calcium carbonate

• limestone

• mudstone

• sandstone

What does cement mean?

• to stick together in the process of forming a rock

• to press together

• an object that makes roads and sidewalks

• to be sticky

What does compact mean?

• to be close

• lots of rocks that are close together

• to press together

• sticky rocks

Limestone is made of calcium carbonate

• TRUE

• FALSE

Select the word that means: a clue about life from the past that is preserved in rock

• fossil

• model

• sediment

• evidence

Tags

NGSS.MS-LS4-1

NGSS.MS-LS4-2