the partical theory

Question 1

what is matter

Answer 1

anything that occupies space or has a mass

Question 2

how are the particals in a solid arranged

Answer 2

the particals are tightly packed they can vibrate but cant move from their place

Question 3

how are the particals in a liquid arranged

Answer 3

the particals are close together but free to move past eachother

Question 4

how are the particals in a gas arranged

Answer 4

the particals are free to move wherever they want in any direction

Question 5

what is change in state

Answer 5

where a material can change from one state to another there is no change in the mass and no new substances are formed

Question 6

what is melting

Answer 6

when a solid is heated and turned into a liquid

Question 7

whats boiling

Answer 7

takes place when a liquid is heated and turned into a gas

Question 8

whats condensation

Answer 8

when a gas is cooled and turned into a liquid

Question 9

what is freezing

Answer 9

happens when a liquid is cooled and turned into a solid

Question 10

what is deffusion

Answer 10

when particals move from an area of high consentration into an area with low consentration