Under the proto-planet nebular model, why are the four inner planets terrestrial (rocky) instead of gas giants?
What is the name that geologists assign the premise that the…
What is the name that geologists assign the premise that the present is the key to understanding the past?
What is the name assigned to a time break in the rock record…
What is the name assigned to a time break in the rock record?
A river with a very slight gradient, levees, and numerous ox…
A river with a very slight gradient, levees, and numerous oxbow lakes is in which stage of its lifecycle?
Why are the alignments that result in solar and lunar eclips…
Why are the alignments that result in solar and lunar eclipses so rare?
Which atmospheric layer reflects radio waves?
Which atmospheric layer reflects radio waves?
Who first proposed the “super continent” of Pangaea?
Who first proposed the “super continent” of Pangaea?
Small changes that result in the breaking up, crumbling, and…
Small changes that result in the breaking up, crumbling, and destruction of any kind of rock are
The Scotsman who became the founding father of modern geolog…
The Scotsman who became the founding father of modern geology was
Which of the following is not a requirement for a material t…
Which of the following is not a requirement for a material to be classified as a mineral?