Which of the following best describes telescopes?
A. instruments that collect and focus
electromagnetic radiation
B. instruments that amplify sound waves
C. instruments that lessen the effects of gravity
D. instruments that measure the temperature of
an object

Which of these has the least impact on the climate of a place

When the land and the see warm up at different rates during the day, what is generally the result? -a snow -b rain -c a breeze -d warm temperature

Which of the following statements does not describe shi huangdi? a. shi huangdi was the first emperor of the qin dynasty. b. shihuangdi wrote the lunyu, the most important text in confucianism. c. shihuangdi conquered city-states to unite china. d. shihuangdi began the process of building the great wall of china.