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Introduction to IS
kimberly lambert-pnhs-intro to i.s.h vocab
Question | Answer |
---|---|
What is a pure substance? | A pure substances is matter that always has the same composition. |
what is an element? | A substance that cannot be broken down into simpler substances. |
what is a compound? | a compund is a substance made from two or more simpler substances |
What is a heterogenous mixture? | A heterogenous mixture is a mixture that has particles that are noticeably different from each other. |
What is a homogenous mixture? | a homogenous mixture is a mixture that's particles are difficult to distinguise |
What is a solution? | a solution is a well dissolved mixture |
what is a suspension? | a suspension is a heterogenous mixture that seperates into layers over time. |
what is colloid? | a mixture that contains some particles thast are intermediate in size between the small particles in a solution and the larger particles in a suspension. |
what is an atom? | an atom is the smallest particle of an element |