Luke drops a pile of roof shingles from the top of a roof located 19.4 m above the ground. Determine the time required for the shingles to reach the ground.
Show all your work and round your answer to 1 decimal place.

Which energy transformation occurs in the core of a nuclear reactor? nuclear energy mechanical energy nuclear energy - thermal energy thermal energy -- nuclear energy mechanical energy - nuclear energy

How would doubling the made of an object change the objects potential energy

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? your