Physical & Chemical Changes

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

A Chemical Change is also known as what?

• Physical Change

• Physical Property

• Chemical Reaction

• Chemical Property

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

• Solidification

• Freezing

• Precipitate

• Solubility

Tags

NGSS.MS-PS1-2

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

• Chemical Change

• Physical Change

• Endothermic Reaction

• Exothermic Reaction

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

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

• Chemical Reaction

• Physical Change

• Change in State

• Change in appearance only

Tags

NGSS.MS-PS1-2

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.

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

When a new substance is formed with different properties than the original substance it is called a...

• Chemical change

• Physical change

• Change in State

• Change in appearance only.

Tags

NGSS.MS-PS1-2

Which of the following is a sign that a chemical reaction has occurred?

• change in shape
• melting
• formation of a gas
• dissolving

Tags

NGSS.MS-PS1-2

Is being able to melt physical or chemical

• physical
• chemical
• ducktile
• maluable

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-4

Which of these is an example of a new substance being formed?

• a nail rusting
• a wall being painted
• water changing to steam
• paper being folded

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5