Particulate nature of matter

Question 1

All matter is made up of _______

Answer 1

Particles

Question 2

What are the 3 states of matter?

Answer 2

Solid, Liquid and Gas

Question 3

What is Brownian motion?

Answer 3

The random movement of particles

Question 4

E.g. of Brownian motion

Answer 4

Smoke in air, pollen in water and dust in air (The particles are being struck by other particles)

Question 5

What state(s) have a fixed volume?

Answer 5

Solid and liquid

Question 6

Shape of each state in a container

Answer 6

Solid- stays as original
Liquid- takes on shape
Gas- has no shape

Question 7

Separation/arrangement of particles

Answer 7

Solid- lattice/tightly packed
Liquid- close/slide over each other
Gas- far

Question 8

Movement of particles in each state

Answer 8

Solid- vibrate about a fixed position
Liquid- vibrate
Gas- free

Question 9

Attractive forces between states

Answer 9

solid- very strong
liquid- weaker
gas- almost 0

Question 10

which state(s) can be compressed?

Answer 10

Gas

Question 11

Which state(s) can flow?

Answer 11

Gas and liquid

Question 12

Freezing meaning

Answer 12

going from liquid to solid

Question 13

Sublimation meaning

Answer 13

Solid to gas without going to liquid

Question 14

Condensation meaning

Answer 14

Gas to liquid

Question 15

Deposition meaning

Answer 15

Gas to solid with going to liquid (de-sublimation)

Question 16

Evaporation meaning

Answer 16

Liquid to gas

Question 17

Melting meaning

Answer 17

Solid to liquid

Question 18

Diffusion meaning

Answer 18

High concentration to low concentration

Question 19

Which will defuse fastest

CO2-44
O2-32
H2-2

Answer 19

H2 because it is the lightest and will move faster