Properties and uses of metals and nano-scale particles

Question 1

What are alloys?

Answer 1

Are a mixture of 2 or more different metals made by combining the molten metals

Question 2

What is the properties of Titanium?

Answer 2

Hard, resistant to corrosion, low density

Question 3

What is the properties of Copper?

Answer 3

Good conductor, malleable, ductile, good colour

Question 4

What is the properties of Aluminium?

Answer 4

Strong, Food conductor, resistant to corrosion

Question 5

What are the uses of Titanium?

Answer 5

Jet engine, Medical implants

Question 6

What are the uses of Copper?

Answer 6

Water Pipes, Electric Wires, Jewellery

Question 7

What are the uses of aluminium?

Answer 7

Drink Cans, Car parts, Window Frames

Question 8

What metals make Bronze?

Answer 8

Copper & tin

Question 9

What metals make Brass?

Answer 9

Copper & zinc

Question 10

What metals make Stainless Steel?

Answer 10

Iron, Carbon & Chromium

Question 11

Name three alloys?

Answer 11

Stainless Steel, Brass, Bronze

Question 12

What is the use of Stainless Steel

Answer 12

Cookware, Watches, Car parts

Question 13

What is the use of Brass?

Answer 13

Musical Instruments, Plumbing

Question 14

What is the use of Bronze?

Answer 14

Guitar Strings, Boat Parts

Question 15

What is the size of a nano-particel?

Answer 15

1-100nm

Question 16

What is 1nm in meters?

Answer 16

1x10-9m

Question 17

What are nano-particles used for?

Answer 17

Antibacterial silver, medical dressings, Solar panels

Question 18

What are the problems with Nano-Paticles?

Answer 18

Do not know the long term risks