Which is an inner plant a. earth b. saturn c. jupiter d. neptune

Earth is an inner planter!

Reason: The reason why Earth is an inner planet is because there are 4 inner planets and 4 outer planets. Inner planets in order is Mercury, Venus, Earth, Mars. Outer planets in order is Jupiter, Saturn, Uranus, and Neptune (Pluto was discovered a dwarf planet, which is further than Neptune.

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Plz Mark Brainliest!

when atoms of different types of elements join together, they make molecules called compounds. water consists of compound molecules made up of 2 hydrogen atoms and 1 oxygen atom. this is why it's called h2o. water will always have 2 times the number of hydrogen atoms as oxygen atoms.