'Carbon 14 begins' presentation slideshows

Lesson 7

457 views • 30 slides

Science Notes

Science Notes. Absolute Dating. What is absolute dating?. A process of establishing the age of an object by determining the number of years it has existed. What are isotopes?. Atoms of the same element that have the same number of protons but have different numbers of neutrons.

219 views • 11 slides

When do humans first appear on the clock?

The Earth is approximately 4.6 billion years old . Imagine 4.6 billion years condensed into one 24 hour day. The Earth begins to form here. When do humans first appear on the clock? What is happening between the formation of the earth and human existence?.

74 views • 7 slides