1. Identify and describe the 4 pillars of evidence for the Big Bang Theory. 2. Explain what "dark matter" is and why it can not be visually detected.
3. Describe what scientists think dark energy is doing to the universe.

maybe because its impossible for balloons to lift a whole entire house.

the circumference of the solar disc is 4375246 km, nearly.

explanation:

answer increasing the intensity, duration,and frequency of exercise progressively;