It keeps us from flying into outerspace.
Earth's geosphere contains 99.94% of its mass. Hope this helps!
The answer to your question is d :)
Death Valley is located in A. California
Answer:
he Earth zips around the Sun at about 67,000 miles per hour, making a full revolution in about 365 days – one year on Earth. Mars is a little slower, and farther from the sun, so a full circuit takes 687 Earth days – or one Mars year.
Explanation:
