Answer:
nitrogen, oxygen, argon, carbon dioxide, neon, helium, krypton, hydrogen, and xenon. It does not include water vapor because the amount of vapor changes based on humidity and temperature.
Answer:
The Sun, Earth, and the Moon form a night angle.
Explanation:
Answer:
red blood cells, or erythrocytesExplanation: I think that is right
The force of gravity does.
Answer:
An acid
Explanation:
According to the Arrhenius theory of acids and bases "an Arrhenius acid is a compound that increases the concentration of H+ ions that are present when added to water"