December 21, 2014

Homework Help: Physical Science

Posted by mysterychicken on Friday, May 22, 2009 at 5:18pm.

1.Nico uses wire to connect a battery, light bulb, and a switch, but the light bulb doesn't light up. What might explain this problem?
A.The circuit is closed
B.The wires are bent
C.The battery has too much power
D.The switch is open.

2.What type of wave doesn't require a medium to travel through?
A.light wave
B.sound wave ocean wave
D.a tidal wave


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