Chemistry - change of state

Question 1

what is the change of state
( three words )

Answer 1

solid liquid gas

Question 2

how to make solid into liquid
[ key words ]

Answer 2

melting

Question 3

how to make liquid into gas

Answer 3

evaporating / evaporation

Question 4

how can you make gas into liquid

Answer 4

condensing / condensation

Question 5

how to change liquid into solid

Answer 5

freezing

Question 6

what is the definition for boiling

Answer 6

a liquid becomes a gas{ vapor ] by touching a hot surface

Question 7

what is the definition for evaporation

Answer 7

evaporation is when liquid turn into a gas

Question 8

what is the definition for condensing

Answer 8

to change or make something change from a gas to a liquid or solid state

Question 9

what is the definition for freezing

Answer 9

freezing is the process in which something change from a liquid to solid as the temperature becomes lower

Question 10

what is melting

Answer 10

melting is a change of a solid into liquid when heat is applied

Question 11

what is some examples of solid , liquid , gas

Answer 11

solid - table wood ice brick iron
liquid - petrol oil water paint juice
gas - helium oxygen steam carbon dioxide hydrogen

etc

Question 12

what is the simple definition for density

Answer 12

how close it is

Question 13

when is the water boiling and freezing point

Answer 13

boiling - 100 c
freezing - 0 c