Answer: Earth's magnetic field has flipped its polarity many times over the ... Earth has settled in the last 20 million years into a pattern of a pole reversal about ... And while reversals have happened more frequently in "recent" years, when ... per year, as opposed to about 10 miles per year in the early 20th century.
Explanation:
Answer: Star, planets, dwarf planets, comets, asteroids.
Answer:
GOD IS GOD THE MAN WHO CREATED YOU AND YES HE EXIST IF YOU EXIST
Explanation:
"Ocean waves" is the only example of mechanical waves on that list.
The other three choices are all electromagnetic waves.
Do it as if you are writing a yes or no statement but have edge more towards the no side.