Did you get that?

Question #1:

According to the Big Bang, is the Universe expanding into space?

ANSWER: (click and hold) No, space itself is expanding, and has been expanding since the beginning of the Universe.

Question #2:

When did the greatest changes in energy and matter occur?

ANSWER: (click and hold) The greatest transformations occurred in the first few seconds, when photons of energy were converted into matter.

Question #3:

Was the Big Bang an explosion?

ANSWER: (click and hold) No, not really. It was an incredibly rapid expansion of the Universe. An explosion implies some type of chemical change.

Question #4:

How did the temperature of the Universe change as it expanded?

ANSWER: (click and hold) As the Universe expanded, the temperature fell from 1,000,000,000,000 degrees Kelvin to the present temperature of the CMB, 2.7 degrees Kelvin.