Warm air raising toward the ceiling or attic of a house warm air is less dense than cool air.
Wind is an example of a convention current sunlight or reflected light radiates heat.
Answer: unicellular organism with no nucleus
Explanation:
The Moon is thought to have come from the Earth. In 1975, the giant impact hypothesis was put forward. This suggests that the Earth was hit by a planet about the size of Mars around the time of the formation of the solar system approximately 4.5 billion years ago, and the impact caused part of the outer layer of the Earth to spin off and form what is now the Moon.
Answer:
a substance that has a ph level less than 7
Explanation:
