HELP IN A TEST I CAN'T FAIL HELPPP Two ppl are dragging a canoe across a level beach using light ropes. Person A applies a force of 40 N and person B applies a force of 80 N. The force of friction exerted by the beach on the canoe is 100 N. What is the net force on the canoe?
a) 20 N forward
b) 220 N forward
c) 220 N backward
d) 20 N backward

When you turn on a battery-operated device, an electrical circuit is

1. a camcorder has a power rating of 19 watts. if the output voltage from its battery is 7 volts, what current does it use?answer units 2. a 1.5m wire carries a 6 a current when a potential difference of 57 v is applied. what is the resistance of the wire? yourunits 3. a clothes dryer uses about 2 amps of current from a 240 volt line. how much power does it use? yourunits 4.

Which levels of government establish and implement educational requirements for minors