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References in periodicals archive

Use the Geologic Time Scale and the article to explain your answer on the back of this paper.

Welcome to Fossil Park: At this New Jersey mud pit, you can dig up rare fossils from the days of the dinosaurs

Harland, W.B., Armstrong, R.L., Cox, A.V., Craig, L.E., Smith, A.G., and Smith, D.G., 1990, A Geologic Time Scale 1989: Cambridge University Press, Cambridge, 263 p.

A Geologic Time Scale 2004

Geologic Time Scale Era Period Major Events Cenozonic Neogene First humans appear.

Ancient history

These tracks are evidence of a recent quake because they should be erased relatively quickly, in geologic time scales, by the constant rain of micrometeoroid impacts on the Moon.

Shrinking Moon May Be Generating Moonquakes

A chapter also reviews the geologic time scales of the Moon and nearby planets.

The geologic time scale 2012; 2v. (map included)

Their research focused on the system of plates that float on Earth's fluid-like mantle, which acts as a convection system on geologic time scales, carrying them and the continents that rest upon them.

Geoscientists Use Numerical Model to Better Forecast Forces behind Earthquakes

If confirmed, the findings would be the first evidence of metabolism remaining active over geologic time scales.

Barely alive: ancient bacteria survive in the slow lane

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