Investigating Matter: Classification Of Matter

Question 1

Mixture

Answer 1

Things that were not chemically together being mixed

Heterogenous- Do not look the same throughout

Question 2

Pure substance

Answer 2

The same throughout, no different if it was cut

Homogenous- has the same appearance

Question 3

Heterogenous

Answer 3

Do not look the same throughout

Examples: soil, rocky road ice cream

Question 4

Homogenous

Answer 4

Has the same appearance

Examples: sugar water, pure air

Question 5

Mechanical mixture

Answer 5

Mixture
Heterogenous
Can be separated easily
Example: pencils in a cup, salad, trail mix

Question 6

Suspension

Answer 6

Heterogenous
A mixture with distinct sedimentation( when sand mixes with water, U can still c the sand)
May or may not have the same phase
Example: sand and water, tomato juice

Question 7

Solution

Answer 7

Homogenous
A substance that is the same throughout, but is a mixture
Has the same appearance
Example: salt water(when salt mixes with water, it dissolves and looks like regular water)

Question 8

Compounds

Answer 8

Pure substance
Homogenous
Made up of 2 or more different types of atoms
Can be broken down chemically
Example: water (H2o), carbon dioxide

Question 9

Elements

Answer 9

Pure substance
Homogenous
Made up of only one type of atom
Cannot be broken down into simpler particles
Example: copper, chlorine, oxygen, iron