When you breath in you breath in oxygen, which comes from plants, when you breath out, you breath out carbon dioxide, which is what plants breath.
Answer:
D: salty
Explanation:
The Majority of the earth is made of the ocean
i'm not sure this is correct tho
GIVE ME BRAINLIEST PLS LOL
The value of the Hubble constant is estimated by measuring the redshift of distant galaxies and then determining the distances to the same galaxies (by some other method than Hubble's law). Uncertainties in the physical assumptions used to determine these distances have caused varying estimates of the Hubble constant.
Answer:
B
Explanation:
the quality of air will help identify any pollutants in the air.
