Answer:
b
Explanation:not surre but it shoulb it
Answer: The water in the earth is older than earth itself.The water inside earth came out as steam from volcanic vents and the clouds rained down water..Comets also contain lot of water ice.Early period of solar system large amount of comets and asteroids hit the earth They also brought lot of water.
Explanation:
Explanation:
Over its lifetime, a low mass star consumes its core hydrogen and converts it into helium. The core shrinks and heats up gradually and the star gradually becomes more luminous. Eventually nuclear fusion exhausts all the hydrogen in the star's core
It would be virus. I’m sure. The rest can’t do harm. “If you are pregnant, it's important to take precautions against viral infections. A viral infection is a contagious illness. Most viruses will not hurt your baby. However, some viruses can cause miscarriage or birth defects in your baby.”