Unit 1 Review: Classification of Matter

Identify each of the following changes as (1) chemical or (2) physical.

Grinding rock candy into a powder

• Chemical

• Physical

Identify each of the following changes as (1) chemical or (2) physical. b. warming up leftover vegetable soup

• Chemical

• Physical

Identify each of the following changes as (1) chemical or (2) physical. c. digesting food

• Chemical

• Physical

Tags

NGSS.MS-LS1-7

Identify each of the following changes as (1) chemical or (2) physical. d. mixing Kool-Aid, water & sugar together

• Chemical

• Physical

Identify each of the following changes as (1) chemical or (2) physical. e. cooling soda in the refrigerator

• Chemical

• Physical

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Identify each of the following changes as (1) chemical or (2) physical. f. dropping chalk into acid

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Identify each of the following changes as (1) chemical or (2) physical. g. tarnishing copper wire in the flame (outside)

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

Identify each of the following changes as (1) chemical or (2) physical. h. burning magnesium ribbon

• Chemical

• Physical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Classify the following as a (1) element (2) compound (3) heterogeneous mixture or (4) solution. a. sodium oxide

• Element

• Compound

• Heterogeneous mixture

• Solution

Tags

NGSS.MS-PS1-1

Classify the following as a (1) element (2) compound (3) heterogeneous mixture or (4) solution. b. a flower

• Element

• Compound

• Heterogeneous mixture

• Solution