Answer: A... Thermal energy from the ice is transferred to the air.
Explanation: because I just know.
<span>The precautions which should
be taken on board a vessel during a lightning storm are:</span>
<span>(i) </span>All
electrical equipments should be unplugged.
<span>(ii) </span>Keep
yourself away from all metal parts such as engines, metal tanks, stoves etc.
<span>(iii) </span><span>Stay inside the boat. </span>
(3) 10.1 second
Using equation of motion 500 = (0.5)(9.81)t^2. Rearranging, t = sqrt(1000/9.81) = 10.1s
