Midpoint Chemistry Final

This C "token" in the model below represents a(n)

• atom

• repeating groupd of atoms

• extended structure

• molecule

Tags

NGSS.MS-PS1-1

The K and Cl "tokens" within the black box in the model represents

• atom

• repeating group of atoms

• extended structure

Tags

NGSS.MS-PS1-1

The C and H "tokens" together in the model below represent

• atom

• repeating groups of atoms

• extended structure

• molecules

Tags

NGSS.MS-PS1-1

Chapter 1 Question: What was the reddish brown substance in Westfield's water?

• It was the same as the substance that makes up the iron pipes.

• It was the same substance as the fertilizer.

• It was not the same as either the iron pipes or the fertilizer.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Are the samples the same type of substance?

• Yes, they are the same substance with the same properties.

• Yes, they are the same substance with different properties.

• No, they are not the same substance, but they have the same properties.

• No, they are not the same substance and they have different properties.

Tags

NGSS.MS-PS1-2

Do the following substances share all of the same properties?

• Yes, they share all of the same properties.

• No, they do not share all of the same properties.

Tags

NGSS.MS-PS1-1

the tiny pieces that all matter—all the stuff in the world—is made of

• atom

• molecule

• substance

• reactant

Tags

NGSS.MS-PS1-1

something that is made of all the same atoms or groups of atoms

• atom

• substance

• molecule

• reactant

Tags

NGSS.MS-PS1-1

What is the the relative size of things?

Tags

NGSS.MS-ESS1-3

an object, diagram, or computer program that helps us understand something by making it simpler or easier to see

• scale

• model

• chemical reaction

• product

Tags

NGSS.MS-ETS1-4