0
There is evidence to suggest that life on Earth first appeared around 3.8 billion years ago. However, there likely were periods of time when life faced significant challenges, such as during mass extinction events like the Permian-Triassic extinction around 252 million years ago.
Add your answer:
Earn +20 pts
How old was earth when life appeared on it?
Life first appeared on Earth around 3.5 billion years ago, not long after the planet's formation.
This will mean the end of life on Earth?
There is currently no event or scenario that would lead to the complete end of life on Earth. While there are threats such as climate change, natural disasters, and pandemics, life on Earth is resilient and diverse. It is important for humans to address these challenges to ensure the long-term sustainability of our planet.
How long did earth exist before the first life forms?
The Earth formed about 4.6 billion years ago, and the first life forms are believed to have appeared around 3.5 to 4 billion years ago. This means there was a period of roughly 500 million to 1 billion years between the formation of Earth and the emergence of life.
How long has wood been on earth?
Wood has been on Earth for over 380 million years. It has played a crucial role in the evolution of plant life and has been used by humans for various purposes for thousands of years.
Does earth shape life or life shapes earth?
Life has shaped Earth through processes such as photosynthesis, which has transformed the atmosphere, while also influencing the climate and geography of the planet. At the same time, Earth's physical and chemical environment has provided the conditions necessary for life to evolve and thrive. Both life and Earth have had an interdependent relationship, each influencing the other in various ways.
How long is man on earth?
a man life on earth is basically based on his immunity.
How long ago was there life on Earth?
Millions of years
How long have germs existed?
since the creation of life on Earth.
For how long has been life on earth?
3.8 billion years
How long can life go on?
well as long as earth can stay near but not to close to the sun
What can you do if there is no sunlight?
if there was no sunlight life on earth would not survive for very long.
For how long were prokaryotes the only kind of life on earth?
Prokaryotes were the only kind of life on earth approximately 2 billion years ago. They existed long before eukaryotes ever came into existence at all.
If earth is 24 hours a day How long has life been in place?
Life on Earth is estimated to have existed for around 3.5 billion years. This means that life has been present on Earth for a vast majority of its 24-hour "day."
How long would it take to populate the earth?
It took 4600 million years to populate the earth with the life we have on it today.
How long do you have till you wipe out life on earth?
The earth will not be destroyed. If you want more information then dont hesitate to ask
What was the BBC TV series Life on Earth about?
The Life on Earth series shows the presenter David Attenborough travelling around the globe to cover how life has evolved on the planet. It was 13 episodes long.
Is evolution going to stop?
Evolution is an ongoing process that will continue as long as life exists. As long as organisms continue to reproduce and environments change, evolution will continue to shape the diversity of life on Earth.
