Larson - PNHS - Intro to I.S.H. Vocab
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| What is an element? | An element is a substance that cannot be broken down into simpler substances. An element has a fixed composition because it contains only one atom.
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| What is a pure substance? | Matter that always has exactly the same composition is classified as a pure substance. Every sample of a given substance has the same properties because a substance has a fixed, uniform composition.
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| What are compounds? | A compound is a substance that is made from two or more simpler substances and can be broken down into those simpler substances. A compound always contains two or more elements joined in a fixed proportion.
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| What is a heterogeneous mixture? | The parts of the mixture are noticeably different from one another.
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| What is a homogeneous mixture? | The substances are so evenly distributed that it is difficult to distinguish one substance in the mixture from another.
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| What are the three types of mixtures that can be classified by the size of their particles? | Solutions - Homogeneous mixture w/ small particles.
Suspensions - Heterogeneous mixture with intermediate particles
Colloids - homogeneous mixture with large particles
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| What is an atom? | An atom is the smallest particle of an element.
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| What are three types of elements? | Gold, Aluminum, and Carbon
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
shannonl
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