Answer:
Only Water, Oxygen, Nitrogen and ammonia
Explanation:
<h2>1 nature</h2><h2>2 ecology </h2><h2>3 water cycle </h2><h2>4 carbon cycle</h2><h2>5 chemical cycle </h2><h2>6 ecosystem </h2><h2>7 food chain </h2><h2>8 producers</h2><h2>9 consumers</h2><h2>10 decomposer</h2>
Answer:
<em>Ultraviolet is a form of electromagnetic radiation with wavelength from 10 nm to 400 nm, shorter than that of visible light, but longer than X-rays. UV radiation is present in sunlight, and constitutes about 10% of the total electromagnetic radiation output from the Sun. </em>
