sunni dating - Relative dating and absolute dating worksheet

Remember, the deeper you go in the rock, the older the fossils and rocks.

Fossils don't just show differences in climate but can also show changes in life conditions.

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In short, we'd be looking at the climate of the fossils in question. Likely, you'd expect to find the ferns in a hot climate and the pine needles in a cooler region.

At the bottom of the strata, or rock layer, that you're looking at, you notice a lot of tropical ferns as fossils. As such, this is probably a pretty good indication that there was some significant level of climate change to allow for this to happen.

Free 5-day trial How can something that died tens of millions of years ago help people in the present day understand the past?

In the case of fossils, these long-dead specimens can be perfect clues for figuring out changes in environment and life conditions.

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Without going into too much detail, these offer some pretty valuable hints about what life on Earth was like in the distant past.

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