The metal wing of an airplane acts like a "wire" flying through earth's magnetic field. a voltage is induced between the wing tips, and a current flows along the wing, but only for a short time. why does the current stop even though the airplane continues flying through earth's magnetic field?

Multiply or divide to make this english distance conversion. 174 inches = feet (14.5, 58, 2,088, 23)

The temperature in gavin's oven is a sinusoidal function of time. gavin sets his oven so that it has a maximum temperature of 280°f and a minimum temperature of 240°. once the temperature hits 280°, it takes 20 minutes before it is 280° again. gavin's cake needs to be in the oven for 30 minutes at temperatures at or above 270°. he puts the cake into the oven when it is at 260° and rising. how long will gavin need to leave the cake in the oven? (round your answer to the nearest minute.)

What is the relationship between wavelength of light and the quantity of energy per photon?