<span>Homeostasis is the ability to maintain a constant internal environment in response to environmental changes</span>
Answer:
B.
Explanation:
the sun is solar power which gives you natural energy
Answer:
If we are watching the sky, we see the lightning before we hear the thunder. That is because light travels much faster than sound waves. We can estimate the distance of the lightning by counting how many seconds it takes until we hear the thunder. It takes approximately 5 seconds for the sound to travel 1 mile.
Explanation:
