Interpreting the Rock Record. My presentations Profile Feedback Log out. Relative Time: Protons Neutrons. The Earth is 4. If you had 94 grams of nickel, how much would be left after years?
Absolute vs. Relative Dating
Processes observed on Earth in the present also acted in the past.
Presentation on theme: All rights reserved. Usually applies to sedimentary rock, but can also be applied to lava flows and layers of ash from volcanic rock.