Some bathroom scales work by stepping on a spring. supposed person stepped on the scale compressing the spring 0.015 m. if the spring constant is 650 n/m, what is the spring force acting on the scale when the person steps off?

Write down two additional questions about earth's magnetic field that will make your presentation more informative.

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.

In an experiment, how can i change human errors? be specific.