Suppose you had a spaceship so fast that you could make a roundtrip journey of 1 million light-years (in Earth's reference frame) in just 50 years of ship time. If you left in the year 2030, you would return to Earth?

i) A million years from now
ii) The year 2130
iii) The year 2080

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.

Directions: count the number of atoms. ar co2 na3po4 so3 nac2h3o2

Which form of cell division creates the sperm and egg, resulting in half of the chromosomes as the other cells?