Answer:
The change of the wick to carbon from the burning is a chemical change
Es | HIV.gov
There is currently no vaccine available that will prevent HIV infection or treat those who have it. However, scientists are working to develop one.
A. A reason for the increased use of electricity is the increasing population; more people are being born, more people are using electricity.
b. A strategy to reduce the amount of fossil fuels is for more people to use electric cars where the electricity is sourced naturally. Perhaps the government could implement a system where drivers of electric cars could be rewarded.
Answer:A. It was a period of increased solar radiation
Explanation: I took a test and I got it right
