shhhh don't tell but heres the answers to 20.3: 1. electric current 2.c 3.b 4.a 5.true 6.it takes more power to light them all. 7.false 8. keep running 9.electric power 10.amps 11.true 12.e=pxt 13.watts 14.a,c,d 15.has a inner wire that burns out if a current is too great. 16.circuit breaker 17.water is an electrical conductor. 18.true 19.i dunnno
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