Unit 5 & 6 Test

Define: Physical Property

• A characterisitc of a substance that can be observed or measured

• A characterisitic that can only be seen

• A type of exercise equipment

• An example of a place for people

Which 3 answers are examples of physical properties?

• Color

• Density

• Melting Point

• Rusting

• Decomposition

Tags

NGSS.MS-PS1-2

What is the definition of a chemical property?

• The potential to undergo some chemical change or reaction

• Scent/Smell

• The potential of a substance to be found in a chemistry classroom.

• When a substance is inert and unreactive

Which 3 answers are examples of a chemical property

• Rust

• Burn

• Decompose

• Boiling Point

• Electrical Conductivity

Tags

NGSS.MS-PS1-2

Define:

Endothermic Reaction

• Absorb energy

• Release energy

• End of the chemical reaction

• Only when we have covalent bonds

Tags

NGSS.MS-PS1-4

Which 2 answers are examples of an endothermic reaction?

• Dissolving salt in water

• Cooking an egg

• An explosion

• Hamd warmers

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

What is the definition of an exothermic reaction?

• Release of energy

• Absorb energy

• A reaction that happens outside

• A reaction with ionic bonds

Tags

NGSS.HS-PS1-4

Which 2 answers are examples of an exothermic reaction?

• Formation of snow

• Burning wood

• A reaction that happens inside a building

• An industrial accident

Tags

NGSS.MS-PS3-3

Define:

Compound

• 2 or more different types of atoms

• A single type of atom

• Only a solid substance

• Only a substance that is a gas

Tags

NGSS.MS-PS1-1

Define:

Solution

• A homogeneous mixture that is made from a solid and liquid combined

• individual particles

• A mixture where you can see parts floating in a liquid

• It's not this one