PS - Unit 1 Review Chemistry

What is the definition of matter?

• Anything that has mass and takes up space

• A substance that is liquid, solid, or gas

• Anything that is pure

• Anything that you can see or hold

Tags

NGSS.5-PS1-3

What term refers to a single kind of matter that is pure?

• Solution

• Mixture

• Substance

• Matter

What term refers to "two or more substances combined physically, but are still able to be separated?"

• Mixture

• Solution

• Matter

• Combination

What is the difference between a mixture and a solution?

• A mixture retains its properties, a solution creates new ones

• A mixture and solution are the same

• A solution cannot be separated into it's individual components

• A mixture is chemically bonded, a solution is not.

Substances that are made up of ONLY one type of atom (element) or compound.

• Heterogeneous mixture

• Pure substance

• Suspension

• Homogeneous mixture

Which of the following is classified as a pure substance?

• Lemonade

• Fruit punch

• ketchup

• Hydrogen

Which of these is an element?

• Salt (NaCl)

• Water (H20)

• Oxygen (O)

• Carbon Dioxide (CO2)

Tags

NGSS.MS-PS1-1

Which of these is a compound?

• Aluminium (Al)

• Carbon Dioxide (CO2)

• Nitrogen (N)

• Sand

Tags

NGSS.MS-PS1-1

True or False: Elements and compounds are pure substances.

• True

• False

Identify which images are HETEROGENEOUS MIXTURES! (Check all that apply)

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