Which of the following does a star's absolute brightness depend on

A. distance and temperature

B. size and temperature

C. color and temperature

D. distance and color

What are primary colors?

Which invention marks the beginning of mass communication around the globe? A. electricity B. the Internet C. telegraph D. telephone

Similarities of letter to a young refugee and farewell to manzanar

What is the deference between a carburetor and EFI?

I run through hills. I veer around mountains. I leap over rivers. And crawl through the forests. Step out your door to find me. What am I?

Research on fat cells indicates that

According to demographers, zero population growth occurs during the process of demographic transition when a.) the crude birth and death rates are simultaneously low. b.) the crude birth and death rates begin to increase rapidly. c.

This quote from Confederate General Joseph E. Johnston was in reaction to

1) In the era after World War I and before the Great Depression, American towns grew rapidly because of

What is the reason that meteorologists use weather station models instead of writing all of the information out?