Which is an example of an effect caused by Earth's magnetism?

A. Earth's magnetic field causes earthquakes.

B. Earth's magnetic poles repel the continents.

C. Earth's magnetic field causes volcanic eruptions.

D. Earth's magnetic poles attract the poles of a compass needle.

Which statement is true about the part of the electromagnetic spectrum that human eyes can detect? it contains only the colors of the rainbow and television waves. o it is divided into seven ranges of wavelengths. it contains ultraviolet, visible, and infrared light. it is divided into nine ranges of wavelengths.

What is the empirical formula for c4h8o2

Ascientist measures the speed of sound in a monatomic gas to be 449 m/s at 20∘c. what is the molar mass of this gas?