Answer:
4 significant figures.
Explanation:
All non-zero numbers are significant figures.
Answer:
the other stars are much farther away from Earth than our sun
Answer:
F. Universe
Explanation:
Universe and Galaxies are two different things.
Potassium is the simplest form of matter and therefore can not be broken down by chemical change.
Answer:
C. Dissecting microscope
Explanation:
It is trying to see the surface
