Physical Change because a new substance was not created and if it was a chemical change, a new substance would have to be created.
Answer: it’s b)
Explanation: that’s the only difference that is listed
Anything less that 7, would be a base.
Answer:
It does this by using a thermal conductor (usually metal) to carry heat away from the processor into fins that expose a high amount of surface area to moving air. This allows the air to be heated, thus cooling the heat sink and the processor as well.
