A light hollow plastic ball and solid steel ball of the same size are released from the cliff of a hill. Will both balls reach the foothill at the same time? Explain your answer.​

If an object with an initial temperature of 300 k increases its temperature by 1°c every minute, by how many degrees fahrenheit will its temperature have increased in 10 minutes? (a) 6°f (b) 10°f (c) 18°f (d) 30°f

A( developed during the process of technology design

Acamcorder has a power rating of 20 watts. if the output voltage from its battery is 9 volts, what current does it use?