State of Matter

Question 1

Name three states of matter

Answer 1

1. Solid
2. Liquid
3. Gas

Question 2

What properties of solid do you know?

Answer 2

1. Solids cannot be compressed
2. They have fixed shape/volume
3. Thay have high density

Question 3

Name properties of liquid.

Answer 3

1. Liquid cannot be compressed (sqashed)
2. Cannot flow
3. Can take the shape of container
4. Quite high density

Question 4

Name gas properties.

Answer 4

1. Can be compressed
2. Can flow
3. Low density
4. Change volume to fill the room
5. Can take the shape of their container.

Question 5

What is material?

Answer 5

Material is just the stuff that something ia made of

Question 6

List five everyday group of materials findnin your home.

Answer 6

1. Metals
2. Plastics
3. Glass
4. Fibre
5. Ceramic

Question 7

Name properties of metal.

Answer 7

1. Metals are strong, shiny and good conductors of heat and electricity
2. A few are magnetic

Question 8

Describe the arrangement of the particles of a solid ( movement of particles)

Answer 8

Solid has a regular arrangement of particles. The Particles also vibrate.

Question 9

Describe the arrangement of the particles of a Liquid ( movement of particles)

Answer 9

Liquid has a regular arrangement of particles. The particles also move around each other in different directions.

Question 10

Describe the arrangement of the particles of a Gas ( movement of particles)

Answer 10

gas has a random arrangement of particles. The particles also move around at different speed.

Question 11

how can you tell that a chemical reaction took place between carbon and carbon dioxide

Answer 11

in carbon dioxide the particles ae joined together

Question 12

how do you see if mass has been conserved in a reaction

Answer 12

Balanced chemical equations show that mass is conserved in chemical reactions