A sample of gas is in a balloon. The pressure on the gas is kept constant. If the temperature of the gas is doubled, what happens to the volume of the gas?

A.
Not enough information is provided

B.
Volume doubles

C.
Volume is halved

D.
Volume is unchanged

Hurry which of these is true about index fossils? a) are very scarcely found b) used as guides in relative dating c) found in the youngest layer of the rock d) used as reference points in absolute dating

What was the land like over 500 million years ago? what was under the sea?

There is a liquid capsule inside a cup full of liquid. the cup full of liquid has salt in it and the liquid capsule has no salt in it. in which direction will the solvent flow? a. the salt does not have to move b. from the capsule to the larger cup c. equally between the capsule and the cup d. from the larger cup to the capsule