AnswerAnswer:
The answers are 1, 2 and 3
Explanation:
Answer:
Hey mate.......
Explanation:
This is ur answer.....
<em>The International Astronomical Union (IAU) downgraded the status of Pluto to that of a dwarf planet because it did not meet the three criteria the IAU uses to define a full-sized planet. ... It contains the asteroid belt as well as the terrestrial planets, Mercury, Venus, Earth, and Mars.</em>
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The mass of a tree is primarily carbon. The carbon comes from carbon dioxide used during photosynthesis. During photosynthesis, plants convert the sun's energy into chemical energy which is captured within the bonds of carbon molecules built from atmospheric carbon dioxide and water.
Answer:
yes
Explanation:
A chemical compound is considered to be a pure substance. This is because each molecule of the chemical compound has the same chemical formula.