Please Help! ASAP!

1.) Which is the LEAST accurate description of a radio telescope?
A. It does not contain lenses.
B. It does not receive visible light.
C. It cannot be used during the daytime.
D. It cannot detect invisible electromagnetic radiation.

2.) Visible light and most from outer space can be observed on Earth's surface.
A. radio waves
B. sound waves
C. gamma rays
D. ultraviolet rays

C and D

Explanation:

Its possible to use telescopes during the day time.

Gamma rays were found on earth's atmosphere.

luster is not a good characteristic to use by itself because luster is the property of minerals that indicates how much the surface of a mineral reflects light. the luster of a mineral is affected by the brilliance of the light used to observe the mineral surface.

the skeletons of most mammals reach a certain size and then stop growing. however, many animals, including some mammals, keep growing throughout their lives. kangaroos, for example, just keep growing and growing until they die. also, the longer an animal lives the greater the chance it might catch some deadly disease.