The melting point. So d is ur answer. The color and texture of both is the same. They sont have magnetism. So the only logical one is melting point.
Please vote brainliest
Answer:
The amount of the sun energy that could be collected.
Explanation:
Some limitations are, the amount of the sun's energy that could be collected the radiation of sun is nearly fixed. The place where we can put the solar panels are also limited.
The football and air resistance between contact
The kinetic energy before equals K after
It's the energy your body spends to just keep you breathing and your heart beating ... just being alive, without trying to DO anything.