Metals and Non Metals 2

Question 1

All material that are not metal are called?

Answer 1

Non-metals.

Question 2

We get iron from?

Answer 2

Iron ore.

Question 3

We get copper from?

Answer 3

Copper ore.

Question 4

Why should we not make a cooking pot from plastic?

Answer 4

Because a plastic pot will melt from the heat of a stove.

Question 5

What type of a rock contains minerals and metals?

Answer 5

Ore.

Question 6

When metals can be beaten or hammered into shapes they are?

Answer 6

Malleable.

Question 7

When a metal can be drawn into a wire it known to be?

Answer 7

Ductile.

Question 8

Metals can conduct two things. What are they?

Answer 8

Heat and electricity.

Question 9

What is an alloy?

Answer 9

An alloy is two or more metals mixed together.

Question 10

When iron combines with ____ and ______ it forms _____ which is a _____________ in colour

Answer 10

Air, water, rust, reddish brown.

Question 11

Which two metals are mostly used for jewellery? Give two reasons why?

Answer 11

Gold and silver. They are shiny, never go dull and are malleable.

Question 12

Which metal is light and strong and used in aircraft construction?

Answer 12

Aluminium.

Question 13

To prevent iron from rusting, which metal is used to coat the iron?

Answer 13

Zink.

Question 14

Which alloy is made from iron and carbon?

Answer 14

Steel.

Question 15

Stainless steel is made from three metals. What are they?

Answer 15

Iron, carbon and chromium

Question 16

Which alloy shapes easily, looks pretty and is made from copper and zinc?

Answer 16

Brass.

Question 17

Bronze is an alloy made from copper and _____

Answer 17

Tin.

Question 18

R1 and R2 coins are copper coins plated with which metal?

Answer 18

Nickel.

Question 19

10c and 20c coins are steel coins platted with which metal?

Answer 19

Bronze.

Question 20

Are metals or non-metals brittle? Why?

Answer 20

Non-metals are brittle. They will break and shatter when dropped.

Question 21

Non-metal made from plastic, rubber and fabrics are called?

Answer 21

Polymers.

Question 22

Non-metals made from clay or sand, like glass and pots are called?

Answer 22

Ceramics

Question 23

Which are better to conduct heat, metals or non-metals?

Answer 23

Metals.

Question 24

Which non-metal is used to insulate wires?

Answer 24

Plastic.