Unit 7- Science Fusion Lessons 1-4

A green powder is heated & a gas is given off while it turns to a black solid. This describes

• Physical Change

• Chemical Change

• Change in State

• Change in Temperature

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

The formation of a solid when two liquids combine is called?

• Solidification

• Freezing

• Precipitate

• Solubility

Tags

NGSS.MS-PS1-2

What does a chemical change result in?

• A change in state of the substance (ex. liquid to solid)

• A change in texture of the substance.

• A change in the way atoms are bonded to each other.

• A change in the appearance of the substance.

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

Identify what type of change happening in the picture below...

• Chemical Change

• Physical Change

• Endothermic Reaction

• Exothermic Reaction

If the chemical properties of a substance remain unchanged & the appearance or shape of an substance changes it is a...

• Chemical Change

• Physical Change

• Both a physical and chemical change.

• Neither a physical or chemical change.

The smallest particle into which an element can be divided and still be the same element is a(n)

• proton

• neutron

• electron

• atom

Tags

NGSS.MS-PS1-1

Which subatomic particle has a positive charge?

• proton

• nuetron

• electron

• atom

Tags

NGSS.MS-PS1-1

Which subatomic particle has a negative charge?

• proton

• neutron

• electron

• atom

Tags

NGSS.MS-PS1-1

Which subatomic particle has a neutral (0) charge?

• proton

• nuetron

• electron

• atom

Tags

NGSS.MS-PS1-1

What is the smallest piece of matter that still has properties of that matter?

• element

• atom

• proton