All other factors equal, if a body of magma becomes more felsic, its viscosity will ________.

A. Increase
B. decrease
C. stay the same chemical
D. composition has no effect on viscosity

Answer: A. Increase

Environmental & Atmospheric Sciences

Why are there tremendous amounts of erosion when it rains in a desert?

What will be an ideal response?

View

Environmental & Atmospheric Sciences

A 100-N falling object encounters 40 N of air resistance. The net force on it is

A. 40 N. B. 60 N. C. 100 N. D. 0 N.

View

Environmental & Atmospheric Sciences

Describe the weather conditions necessary for a cumulonimbus cloud to form. Why does this cloud have an anvil-like shape?

What will be an ideal response?

View

Environmental & Atmospheric Sciences

Tsunami are usually caused by

A. earthquakes. B. Milankovich cycles. C. global warming. D. Earth's changing orbit.

View

Environmental & Atmospheric Sciences