Say the two types of mixtures
Heterogeneous and homogeneous mixture
The best method to separate metal and sand is...
MAGNETIC SEPARATION
The best method to separate oil and water is...
DECANTATION
The best method to separate small particles from a liquid is...
FILTRATION
The method used to extract salt from water is...
EVAPORATION
The method used to separate liquids with different boiling point is...
DISTILLATION
The three states of matter are...
SOLID, LIQUID and GAS
Say an example of a reversible change
(Open answer)
Say an example of a irreversible change
(Open answer)
What is the mass?
The amount of matter an object contains (WEIGHT)
What is the volume?
The amount of space an object occupies (SIZE)
