Where's a reflecting telescope uses ___ to gather light a refracting telescope uses ___

A. a lens; a curved mirror

B. a curved mirror; a lens

C. prime focus; focal length

D. focal length; prime focus

Why are satellites important?

In sickle-cell disease, malformation of red blood cells is caused by only one mistake for one amino acid in the genetic code for hemoglobin. A. True B. False

Can eukaryotes multicellular organisms combine to form tissue

If the volume of the lungs increases, what happens to the air pressure inside the lungs?

What is the harmful impact the use of insecticide has on the environment

What does respiration mean? in biology?

Term that describes the hypogastric region of the abdomen with respect to the illiac region

A geologist found a sediment deposit at the open end of a valley. After studying the deposit, the geologist concludes the sediment was deposited by the front end of a glacier. There is a glacier in the valley, but it has melted back 2.

The membrane in the ear is named for what musical instrument

The earths core is made up mainly of what 2 substances? 2. Like an egg, Earth has a core, a layer surrounding the core, and a thin, hard outer layer. Which layers of the earth match the layers of an egg?