something that has mass and takes up space
the study of the properties of matter and how it changes
a single kind of matter that is pure and has specific properties
a characteristic of a pure substance that can be watched without changing into another substance
a characteristic of a pure substance that is able to change into another substance
a pure substance that can't be broken down any farther physically or chemically
a particle that all elements are made up of
a force that holds two atoms together
a particle made of two or more atoms bonded together
a pure substance made of two or more elements chemically combined
a formula that gives the elements in a compound and the ratio of atoms
when two or more substances are mixed together, but aren't chemically combined
a mixture where substances are distributed unevenly throughout a mixture
a mixture where substances are distributed evenly throughout a mixture
when something is dissolved in another
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.