Answer:
I am not 100% sure but my best guess would be the object is moving backwards/falling.
Explanation:
The graph shows the position of the object going from almost 9.0 to below zero. There are many situations that could fit this. Such as, something going above and below sea level. OR something moving in front and behind a certain point. My best guess would be moving backward towards an object OR falling from a certain point.
<span><span>Burning of fossil fuels emits sulphur dioxide.
<span><span>S (in coal) + O2SO2
</span></span></span><span>
Sulphur dioxide reaches the atmosphere, it oxidizes to first form a sulphate ion.
<span><span>
2 SO2 + O2 2 SO3</span></span></span><span>
The sulphate ion joins with hydrigen atoms in the air and becomes sulphuric acid. This then falls back down to earth as "acid rain"
<span><span>
SO3 + H2O H2SO<span>4
Hope this at least helped a little c:</span></span></span></span></span>
I would say the answer is B, let me know if this was wrong.
Specifically, we tested for the presence of lipids, proteins, polysaccharides, and monosaccharides in samples of potato, oil, milk, sugar, egg, rice, tofu, bread, and glucose. It is important to know about the presence of different types of macromolecules in our food because it is important. Google
Answer:
because the membranes are selectively permeable.
Explanation:
Meaning it only allows certain ions to move across.