Which of the electromagnetic waves have the greatest wavelength? a.
X-rays
b.
Blue light
C.
Infrared
d.
Ultraviolet

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of

Stephanie lives in california, and her cousin thomas lives in france. which coordinate system would be most useful if the two wanted to observe the same meteor shower and discuss their observations over online chat as they're making them? a. horizontal b. equatorial c. azimuth-altitude d. celestial or azimuth-altitude

Ab+c --> ac+b is the general equation for which one of the following types of chemical reactions? a.) combination b.) single-displacement c.) decomposition d.) double-displacement