Physical and Chemical Properties and Changes

Which one is a physical property

• Density

• Flammability

• Acidity

• Reactivity

What type of property is melting and boiling point

(a)  

Tags

NGSS.MS-PS1-4

Which one isn't a physical propety

• Mass

• Hardness

• Acidity

• Density

Name as many chemical changes as you can. (Each one is 1 point)

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which one isn't a chemical change

• Burning wood

• Baking a cake

• Cooking an egg

• Boiling water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is physical change

• Any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity.

• The material involved in the change is structurally the same before and after the change. Types of some physical changes are texture, shape, temperature, and a change in the state of matter. A change in the texture of a substance is a change in the way it feels.

• A change of materials into another, new materials with different properties and one or more than one new substances are formed. It results when a substance combines with another to form a new substance.

Tags

NGSS.MS-PS1-2

What is this the definition of?

Any of a material's properties that becomes evident during, or after, a chemical reaction; that is, any quality that can be established only by changing a substance's chemical identity.

(a)  

Tags

NGSS.MS-PS1-2

Is color a chemical or physical change

(a)  

Which one is a physical change

• Freezing water

• Souring Milk

• Burning wood

• Mixing acid and base

Tags

NGSS.MS-PS1-4

Which one is a chemical change

• Breaking a glass

• Melting ice

• Baking a cake

• Freezing water

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5