Answer:
WATE IS SIMELARTY OF FORMAL AND INFORMAL LARER
Answer:
Because of the finite speed of light, when you gaze up into the night sky, you are looking into the past. The bright star Sirius is 8.6 light years away. That means the light hitting your eye tonight has been traveling for 8.6 years. ... When you look at that star tonight, you see it as it was at the time of your birth.
The growth in population and increase of industry production