Determining Current as a Function of Voltage

A set of data is collected from a simple circuit with a

20 2 resistor and is represented in the table.

Voltage

Current

Resistance

(V)

(A)

The current at 5.0 VisY A.

The current at 15 Vis a

5.0

20

15 T

I

20.

The Toyota Prius has a drag coeffi cient of 0.25, a frontal area of 23.4 ft2, and an empty weight of 3042 lbf. Its rolling resistance coeffi cient is Crr 5 0.03, that is, the rolling resistance is 3 percent of the normal force on the tires.

Very light items remain on the surface of water because of surface currents. True or false

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If you break a bar magnet in half, each half

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When a fork is placed in a hot piece of lasagna, thermal energy is transferred up the fork by ...