1.1 Materials And Their Applications

Question 1

What are the 3 material properties?

Answer 1

Mechanical, physical and chemical

Question 2

What are the mechanical properties of materials? 4
C,T,H,E

Answer 2

• Compressive strength
• Tensile strength
• Hardness
• Elasticity

Question 3

Define compressive strength?
C,S… pushing forces

Answer 3

• The ability to withstand being crushed or shortened by pushing forces.

Question 4

Define tensile strength?
S,P

Answer 4

• The ability to resist stretching or pulling forces.

Question 5

Define hardness?
A w, S

Answer 5

The ability to resit abrasive wear such as scratching or cutting.

Question 6

Define Ductility?
D o, tension

Answer 6

Ability to be drawn out under tension?

Question 7

Define elasticity?
- de, og

Answer 7

• The ability to be deformed and then return to its original shape.

Question 8

What the properties of Physical materials?
🧑‍🍼

Answer 8

• Electrical conductor + insulation
• Thermal conductor + insulator

Question 9

Define thermal and electrical conductivity

-Travel through

Answer 9

•Measure of how successfully electrical/ heat energy can travel through a product

Question 10

Define toughness?
Resist Im..
🤺
.. without fr

Answer 10

The ability of a material to resist impact force without fracture.

Question 11

Define modern material?

• A material de.. through the in.. of Im p

Answer 11

• A material developed through the innovation of improved process

Question 12

What is a smart material?

• Materials whose pp.. r.. i or c.. en

Answer 12

• Materials his physical properties change in response to an input or change in environments