Is it multiple choice or anwser or each question
Answer:
When a gas occupies a smaller volume, it exerts a higher pressure; when it occupies a larger volume, it exerts a lower pressure (assuming the amount of gas and the temperature do not change). Since P and V are inversely proportional, a graph of 1/P vs. V is linear.
Explanation:
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Good luck with your work!!~</em></u></h2>
Filtration is useful for separating sediments that are carried in water for easy drinking without the risk of disease - an example of this is a water purifier
Answer:
B. Moon
Explanation:
An object revolving around a star is a planet or a dwarf planet (dependent on size).
An object revolving around a planet is a moon.
An object revolving around a black hole is a goner.
The scientific notation should specific the significant digits. So it to write like x.xx * 10 ^ x. So the answer is 6.421 * 10 ^3.
