Answer:
Examples of elements include iron, oxygen, hydrogen, gold, and helium.
Explanation:
Explanation:
<h3>Oxygen is a chemical element. It has the symbol O and atomic number 8. It is the third most common element in the universe, after hydrogen and helium. Oxygen is more than a fifth of the Earth's atmosphere by volume. In the air, two oxygen atoms usually join to make dioxygen </h3>
Answer: Monoculture
Explanation:
One type of crop at a time in one specific field. "Mono" means one.
Answer:
b
Explanation:
Cellular respiration; complementary reaction to photosynthesis, because it's the reaction that cells use to break down glucose molecules and release atp.
The answer would be D. The other stars in the galaxy are trillions of kilometers away. Our star in 1 AU(astronomical unit) away<span />