Choose all the answers that apply. which of the following is true about the sun's radiation? a) it is long-wave. b) it is short-wave. c) 40 percent is reflected by the atmosphere. d) 60 percent reaches earth's surface. e) none of the rays are harmful.

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

Areader can tell that the meaning of “obnoxious” will include “having the quality of something” because of the .a) prefix b)pronunciation c)suffix d) word root

Liquid from a brewery fermentation contains 10% ethanol and 90% water. part of the fermentation product (50,000 kg/h) is pumped to a distillation column on the factory site. under current operating conditions, a distillate of 45% ethanol and 55% water is produced from the top of the column at a rate of one-tenth that of the feed. what is the composition of the waste "bottoms" from the still?