The answer is Al which is option B
Answer:
C) Smallpox and Cowpox are similar.
Explanation:
Scientists used Cowpox vaccinations to test how well a smallpox vaccination work, using the Cowpox vaccine as a benchmark to base smallpox off of.
Answer:
Carbon is a chemical element, like hydrogen, oxygen, lead or any of the others in the periodic table. Carbon is a very abundant element. It exists in pure or nearly pure forms – such as diamonds and graphite – but can also combine with other elements to form molecules.
If you increase the temperature the air will try to expand. Since it is sealed and the air can't expand, it will apply higher pressure to the can because it will want to burst out. It works the other way around, if you cool it down it will lower the pressure.
Break down in to tiny prices as the water hit the tree