Answer:
C
Explanation:
The denominator should be n to represent the total no. of data sets
Answer: 23 hrs 56 min
Explanation: Because the earth rotates a full rotation in 24 hrs so the star will be in the same spot just before the full rotation is done.
one can measure time by the fractional distance a star has gone in its full circle around the sky. This is best done for stars that never set, stars near the north celestial pole.
The answer is c because it’s none of those
Answer:
chloroplasts manufacture food;
mitochondria break down the food and convert it into energy
True....................................................................