Modeling Matter Unit Review

A glass of saltwater is sitting on a table. Which of the following best describes the matter in this saltwater?

• It is made up of only one type of molecule.

• It is not made up of any molecules.

• It is made up of more than one type of molecule.

• It is not made up of matter.

Tags

NGSS.MS-PS1-1

A teacher wants to make a model to show her students that gas is a type of matter. Which of the following would best show this to the students?

• What are the properties of this substance?

• What types of specific molecules is this substance made from?

• What types of atoms is this substance made from?

• What are the types of matter that make up this substance?

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

A cook has containers with several white powders in them. She cannot tell the powders apart by looking at them. Which of the following would help her determine the properties of each powder?

• smell each of the powders

• taste each of the powders

• test if they dissolve in certain liquids

• test if they dissolve in certain liquids

Pria found a container of an unknown substance in her refrigerator. She created the following table of her observations and measurements of this substance. Which of the following questions was Pria likely asking in this investigation of an unknown substance? Choose the best response based only on the data in the table below.

• What are the properties of this substance?

• What types of specific molecules is this substance made from?

• What types of atoms is this substance made from?

• What are the types of matter that make up this substance?

All matter is made of

• energy

• electrons

• atoms

• compounds

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-5

What is the term for combining 2 or more atoms together?

• atoms

• elements

• molecules

• compounds

Tags

NGSS.MS-PS1-1

The ability of a substance to dissolve is called...

• malleability

• ductility

• solubility

• conducticity

In chromatography, the food dye separated into different colors because

• the molecules shape

• the molecules weight

• the molecules size

• none of the above

Which solids when mixed with water dissolved?

• cumin and pepper

• sugar and pepper

• citric acid and cumin

• sugar and citric acid

Tags

NGSS.MS-PS1-2

Hailey stirred some sugar into a pitcher of lemonade.     What happened to the sugar? 

• The sugar floated to the top surface

• The sugar disappeared after it was stirred

• The sugar dissolved in the lemonade

• The sugar all settled to the bottom of the pitcher

Tags

NGSS.MS-PS1-2