1.Which is material is a good conductor of heat and electricity?
A.Needle C.Slipper
B.Pencil D.Notebook
2.Which of the following describes a conductor?
A.Materials that allow cold pass-through
B.Materials that allow heat and electricity to pass-through
C.Materials that stop cold from passing through
D. Material that stops heat from passing through
3.Which of these is a conductor?
A.Plastic bottle C.Wooden chair
B.Gold necklace D.Table cloth
4.Which of the following insulator materials is used to protect from dangerous effects of electricity flowing through the wire?
A.Glass C.rubber
B.Plastic D.Silk
5.Why are cooking pans made of aluminum?
A.Aluminum is very strong
B.It is a good conductor of heat
C.It has a very high density
D. It is a good conductor of electricity
6.Materials that block electric current to pass through is called____
A.Conductors C.Insulators
B.Convectors D.Radiators
A.Needle C.Slipper
B.Pencil D.Notebook
2.Which of the following describes a conductor?
A.Materials that allow cold pass-through
B.Materials that allow heat and electricity to pass-through
C.Materials that stop cold from passing through
D. Material that stops heat from passing through
3.Which of these is a conductor?
A.Plastic bottle C.Wooden chair
B.Gold necklace D.Table cloth
4.Which of the following insulator materials is used to protect from dangerous effects of electricity flowing through the wire?
A.Glass C.rubber
B.Plastic D.Silk
5.Why are cooking pans made of aluminum?
A.Aluminum is very strong
B.It is a good conductor of heat
C.It has a very high density
D. It is a good conductor of electricity
6.Materials that block electric current to pass through is called____
A.Conductors C.Insulators
B.Convectors D.Radiators
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Answer:
1. a
2.b
3.b
4.c
5.b
6. b or d
aluminum is good conductor of both electricity and heat.
7.c