What Property of Pluto Lead to Its Demotion from Planet

question 4

Multiple Choice

What property of Pluto lead to its demotion from planet to dwarf planet?

• A)Its non-spherical surface
• B)Pluto does not dominate the space associated with its orbit.
• C)Pluto is too small to be a true planet.
• D)Pluto is made of ices,rather than rocks and metals.

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Definitions:

Ammonia

Ammonia is a compound of nitrogen and hydrogen that is a crucial intermediary in the nitrogen cycle, and is used in various biological and industrial processes.

Orbital Hybridization

A rearrangement of the orbitals in the valence shell that may occur when an atom forms covalent bonds with other atoms.

Very Strong Acid

Acids that completely ionize in solution, having a very low pH value, such as hydrochloric acid.

Organic Molecules

Compounds containing carbon atoms bonded to hydrogen atoms, often forming the chemical basis of living organisms.