Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

How many meteors have hit earth?

A huge number. Figure 12 of a paper at www.lpi.usra.edu shows the number striking Earth by size. About a hundred million trillion dust particles strike Earth's atmosphere annually; for objects a meter across the number falls to a hundred thousand. The annual rate has changed over geologic time.

{{ relativeTimeResolver(1583305562959) }}
LIVE
Points points 276
Rating
Similar Questions
Sign in to view all similar questions
Science • 1 Answer
ANSWER
Science • 2 Answers
ANSWER
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER
Science • 1 Answer
ANSWER

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE

Help Center Conditions of Use Privacy Notice

© 2010 - 2022, Amazon.com, inc. or its affiliates. All Rights Reserved.