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23 questions
What is matter?
Anything that has mass
Anything that occupies space
Both, anything that has mass and takes up space
I don't know
Which of the following is made up of matter?
Music
Light
Love
Air
smallest unit of matter, building block of everything
atom
matter
molecule
energy
two or more atoms chemically bonded together
atom
mixture
molecule
pure substance
Which pictures show pure substances?
iv
i & iii
ii & iv
none of them
a substance that has only one type molecule throughout
atom
mixture
molecule
pure substance
substance made up of entirely the same molecules (or the same single atoms)
atom
mixture
molecule
pure substance
This diagram represents a _____.
element
compound
homogeneous mixture
heterogeneous mixture
This diagram represents a _____.
pure substance that is a compound
mixture of elements
pure substance that is an element
mixture of compounds
Which pictures show mixtures?
iv
i & iii
ii & iv
none of them
This diagram represents a _____.
element
compound
homogeneous mixture
heterogeneous mixture
This diagram represents a _____.
element
compound
homogeneous mixture
heterogeneous mixture
This diagram represents a _____.
element
compound
homogeneous mixture
heterogeneous mixture
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