Answer:
all existing matter and space considered as a whole; the cosmos. The universe is believed to be at least 10 billion light years in diameter and contains a vast number of galaxies; it has been expanding since its creation in the Big Bang about 13 billion years ago.
Step-by-step explanation:
Honestly man i don’t know Im in 6th grade bro
Answer:
9
Step-by-step explanation:
sorry if wrong
12 miles/ 4mph = 3 hours
in min = 180
hope that helps
