Material world

Question 1

hardness

Answer 1

Resist indentation when objects hit or fall on it, it can resist impact.

Question 2

Tensile strength (Stiffness):

Answer 2

Retains its shape. Strong material that won’t chip or break, or deform. (Ex: Ceramics, Hard wire or cable)

Question 3

Resilience (facing difficulties).

Answer 3

absorb the shock and go back to its original position.

Question 4

Elasticity

Answer 4

To be back to its original shape after the stressor is removed. (Ex: Trampoline, Slingshot, shocks)

Question 5

Malleability:

Answer 5

Can be flattened “bent” into a board, a sheet

Question 6

Ductility:

Answer 6

Can be stretched into wires or cords