Which planet has dense clouds of sulfuric acid

a. saturn
b. uranus
c. mars
d. venus

How can scientists test their ideas about the origin of the universe if they can't physically interact with or study?

How many chromosomes are in a gold fish?

Waianapanapa beach in hawaii is a black-sand beach that was formed by waves crashing against volcanic rock. the sand can be very hot on sunny days. which statement best explains why? o a. the black sand has no heat capacity. b. the black sand absorbs no radiation. o c. the black sand is immune to insolation. d. the black sand has a low albedo.