Which is not a true statement about the evidence to support the origin of our universe? A. Galaxies are expanding at an exponential rate in the universe
B. The universe is continually heating up and gaining energy
C. Leftover light from the oldest light in the universe is observable
D. Hydrogen makes up about 73%, and helium makes up about 25% of all the mass in the universe

lol idk man i guess u gotta ask bill nye the science guy

let that person have a turn to speak : )

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.

metric time was an attempt to create a standard unit of time based off of 10, but it never took off an is not included in the metric system (si)