Matter Unit Review 2019

Which statement does not describe a chemical change?

• burning a log in a campfire

• baking cookies

• breaking glass

• digesting food

Tags

NGSS.MS-PS1-2

How many electrons do you see in this image?

• 4

• 2

• 3

• 6

Tags

NGSS.MS-PS1-1

A substance that cannot be broken down into any other substance is known as

• a solution

• a mixture

• an element

• a compound

The elements in the Periodic Table are arranged by increasing order of

• atomic weight

• atomic number

• atomic mass

• letters

What is the chemical symbol for Lead?

• Pb

• Li

• Ar

• Cu

Select the TWO examples of elements?

• A substance made up of only one type of atom

• O₂

• Baking Soda

• NaCl (table salt)

Tags

NGSS.MS-PS1-1

The Law of Conservation of Matter states

• matter can be both created and destroyed

• matter can be destroyed, but not created

• matter can created from nothing, but cannot be destroyed

• matter cannot be created or destroyed, only changed

Tags

NGSS.MS-PS1-5

Select the TWO examples of a compound.

• A substance made up of two or more different types of atoms

• NaCl (table salt)

• O₂

• Cu

Tags

NGSS.MS-PS1-1

How many oxygen atoms are there in the chemical formula 3NaCHO₃?

• 3

• 12

• 9

• 6

Tags

NGSS.MS-PS1-1

When you describe how matter reacts with other matter--for example you describe a substance's flammability or toxicity

• Chemical properties

• Physical properties

Tags

NGSS.MS-PS1-2