1: D
2: C
Plants don’t need respiration. Animals need to eat.
Yes. My teacher said that this is a true fact.
I really do hope this helps!
Answer:
Carbon-14 has a half-life of 5,730 years. Taking one atom of 14C, this will either have decayed after 5,730 years, or it will not. But if this experiment is repeated again and again, it will be seen that the atom decays within the half life 50% of the time.
Explanation:
Answer:
Over the course of one solar cycle, the Sun's emitted energy varies on average at about 0.1 percent. That may not sound like a lot, but the Sun emits a large amount of energy – 1,361 watts per square meter. Even fluctuations at just a tenth of a percent can affect Earth
Explanation:
b
I think its C.
hope this helps
