scifine do Flashcards
(9 cards)
1
Q
why is copper used for electric wire? It's Light. ITS flexible. GOOD ELECTRICITY CONDUCTOR ALL OF THE ABOVE.
A
its light, its flexible, good electricity conductor,
2
Q
Which properties of china make it a good material for a teacup?
A
It is strong and waterproof and a good thermal insulator
3
Q
What does property mean when discussing materials?
A
The qualities of a particular material
4
Q
Which of these materials shows great elasticity? Sand Oak Rubber Concrete
A
Rubber
5
Q
What is the opposite of elasticity?
A
Hardness
6
Q
If light cannot pass through a material, which property does that material have? It is opaque It is translucent It is transparent It is magnetic
A
It is Transparent
7
Q
Plasticine can be easily moulded or squashed into different shapes. What do we call this property? Transparency Conductivity Density Malleability
A
Malleability
8
Q
What is the opposite of waterproof? Absorbent Flexible Smooth Opaque
A
Absorbent
9
Q
What do we call a material which is not at all bendy? An insulator Rigid Magnetic Flexible
A
Rigid
