 
|
Relative Dating IIIn the early days of geology, scientists developed several principles which they used to determine whether a particular rock unit was older or younger than another unit. For example, the Principle of Original Horizontality stated that sedimentary rock layers (and lava flows) are deposited as relatively horizontal sheets. If they arenīt horizontal now, clearly they were somehow tipped or moved.
|
|||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Founded in 2000, LifeTips offers fresh tips and advice to millions of readers.
Become a Guru on a topic you're an expert in.
Become a Sponsor and keep the tips flowing and traffic going to your website!
Become a Guru on a topic you're an expert in.
Become a Sponsor and keep the tips flowing and traffic going to your website!
Privacy Guaranteed.
Satisfaction Required.
Satisfaction Required.
