please answers these multiply quest. Answer if you know.
1.To protect against fire, copper used to wiring in a house, which would best be covered
a)aluminum
b)carbon
c)wood
d)rubber
3. Which is not an alternative energy
a)tidal
b)fossil fuel
c)solar
d)wind
4. battery A has 3 cell of 1.5V in a series, and battery B has 3 cells of 1.5V in parallel, which of the statement would best fit them.
a)both battery a and b are 1.5V
b)both batter a and b are 4.5V
c)battery A is 1.5V and battery B is 4.5V
d)battery A is 4.5V and battery B is 4.5V
5.An electrostatic removes particles and dust from polluted air because...
1. d) rubber
2. You should check whether this is the correct question or not. C and D are insulators. A is a conductor. And C i.e Carbon can be both (diamond form does not conduct, graphite does).
3. b) fossil fuel
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