When a stable atom gains or loses its electrons then that’s when it becomes the ion.
Convection currents are caused by the movement of the magma in the mantle.
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I believe it can be warm because usually the surface below us is warm itself, causing the air to be warm as well. The temperature can vary as well
Answer:
Advantakes= it is a renewable source, you can but it anywhere with sunlight
disatvantage= it cost a lot to place/replace, it uses a lot of different materials
