The total number of stars in the observable universe is about
A. 100 billion.
B. the same as the number of grains of sand in a school sandbox.
C. the same as the number of grains of sand on all the beaches on Earth.
D. the same as the number of atoms that make up the Earth.
Answer:C
The total number of stars in the observable universe is about
A. 100 billion. B. the same as the number of grains of sand in a school sandbox. C. the same as the number of grains of sand on all the beaches on Earth. D. the same as the number of atoms that make up the Earth.