The persistent belief is that women are looking for long-term committed relationship and men are looking for short-term sexual relationships.
That may be true for younger people, but that isn’t always the case at this age, she says.
Here is an easy-to understand analogy for your students: relative age dating is like saying that your grandfather is older than you.
The age of formations is marked on a geologic calendar known as the geologic time scale.
Absolute dating places events or rocks at a specific time.
If a geologist claims to be younger than his or her co-worker, that is a relative age.
In a way this field, called geochronology, is some of the purest detective work earth scientists do.
There are two basic approaches: relative age dating, and absolute age dating.