o Objects have qualities that are "the power to produce any idea in our mind"

o Primary qualities: really exist in the objects themselves

S solidity, extension, figure (shape), motion or rest, number

o Secondary qualities: produce ideas that have no exact counterpart in the object itself

o Distinction between appearance and reality

o There must be something in which these qualities subsist

o Locke's argument for substance is vague:

"If any one will examine himself concerning his notion of pure substance in general, he will find

he has no other idea of it at all, but only a supposition of he knows not what support of such qualities which are capable of producing simple ideas in us."

The point is that the secondary qualities have changed in some sense. The primary qualities (extension, motion, form, solidity) remain unchanged as one can still say (granted an objective reality)that the grain of wheat has extension (one cannot ,for practical reasons, chop it into nothingness), it is still has solidity. The secondary qualities change in that one has the idea of what wheat looks like before it chopped up, but afterward, it is , in all likelihood dust or fibers, and does not have some immutable appearance as wheat. We recognize it due to our experience of what wheat typically ap

Some common words found in the essay are:
, David Hume, secondary qualities, primary qualities, bulk figure motion, produced fire, qualities exist, bulk figure, figure motion, solidity extension,
Approximate Word count = 507
Approximate Pages = 2 (250 words per page double spaced)