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How old is the the earth and how did scientist know?
About 4.5 billion years old - calculated by the radioactive dating of the oldest rocks found AND the dating of even older meteorites.
Who said the earth is billions of years old?
This claim has been made by geologists working in concert with nuclear physicists.
How old did James Hutton think Earth was?
James Hutton was one of first people to put forward the idea that the earth was much older than what it said in the Bible. He did not put an actually age on it because he lacked the relevant data.
How old was earth when life appeared on it?
The Earth is about 4.5 billion years old. Life appeared on Earth about 3.5 billion years ago. The Earth would have been about 1 billion years old at that time.
What is the current age of the earth?
The earth is roughly 4.5 billion years old. We know this to be the case because we have dated rocks from the moon that old, and earth must be at least as old as our moon.
How old do scientist the the earth is?
How old do scientists calculate the Earth
How do scientist know how old the earth is?
because in some places like Peru and Egyt have thing under the ground that are very, very, very old and tells them.
Which would be least helpful to scientist trying to find evidence that earth is very old?
Examing contiental drift
What were the past ways scientist used to figure out how old the earth was?
willy
What led scientist to infer that the earth is 4.6 billion years old?
Radioactivity
Do scientist debate on the age of the Earth?
scientist do debate in discussing the age of the earth because there is many theories that saying when is the earth began or made
How do scientist explain how old the earth's is?
The age of the Earth has been determined through radiometric age dating. Small crystals of a mineral called Zircon have been dated to about 4.4 billion years old.
How old is the earths atmosphere?
The earth's atmosphere is very old. It was formed when earth was formed.
How old is earth compared to others?
Very.
What do scientist tell us about the age of the universe and the age of the planet?
The universe is 13.7 billion years old & Earth is 4.5 billion years old.
What is the name of an old science fiction film where an earth-based scientist receives instructions to build a device to save space travellers passing Earth?
That sounds like "This Island Earth"
Is Earth old?
Yes, very. Although some people don't believe this, scientific evidence says the Earth is around 4.5 billion years old, which is very old indeed.
