If you really loved your girlfriend, you wouldn’t have felt the need to talk to another girl & catch feelings. No girl should have to go through that.
All living things must be able to reproduce and develop, react to their environment, be made of cells, and use energy.
They work to convert light energy of the sun into sugars that can be used by cells
That would be oxidative phosphorylation...this involves the electron transport chain; takes one NADH to make 2.5 ATP, one FADH2 to make 1.5 ATP...overall you make 34 ATP molecules.
Answer:
The answer is movement toward or away from Earth.
In astronomy, it is said that the Doppler effect tells Astronomers whether a star, or galaxy, is approaching or going away from us. It turns out the farther a galaxy is away, the faster it gets away from us - meaning that the Universe is expanding.
hope this helps :)