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

Science

What is earth?


Wikipedia states, Earth is the third planet from the Sun, and the only astronomical object known to harbor life. According to radiometric dating and other sources of evidence, Earth formed over 4.5 billion years ago.

{{ relativeTimeResolver(1609826633756) }}

LIVE
Points points 402
Rating 0

Similar Questions
Sign in to view all similar questions
Science 2 Answers

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE