Given a scientific question, generate a correct answer to it.

[Q]: What force increases a slide downhill and decreases a slide uphill?
[A]: gravity

[Q]: Which theory describes the benzene molecule and other planar aromatic hydrocarbon molecules as hexagonal rings of sp2-hybridized carbon atoms with the unhybridized p orbital of each carbon atom perpendicular to the plane of the ring?
[A]: valence bond theory

[Q]: What results from the consumption of pathogenic bacteria, viruses, or parasites that contaminate food?
[A]:
foodborne diseases