Answer:
Solids
Explanation:
They are all solids
Which action best demonstrates the transformation of mechanical energy to heat energy?
digesting a meal
burning a candle
rubbing hands vigorously
melting a piece of ice in sunlight
Answer:
rubbing hands vigorously
Explanation:
you can try it your self right now you know like when your outside playing with snow?and you rub your hands?it makes heat.thats is my explantion:)