vocabulary | formulas | physical or cemical chnge | easy ones | extra of all |
---|---|---|---|---|
define matter
anything that has mass and takes up space
|
What is C?
carbon
|
salt water
physical change
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What is one of your five senses?
taste, touch, see, smell, hear
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What is mass?
amount of matter in an object
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What is a substance?
a single, pure kind of matter
|
What is H?
hydrogen
|
elephant toothpaste
chemical change
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What is an example of a mixture?
trail mix, salad, soil
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What is volume?
amount of space an object takes up
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What are molecules?
two or more atoms held together by chemical bonds
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What is H2O?
water
|
cutting carrots
physical change
|
What is 5x5?
25
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How do you find the area of a box?
LxWxH
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What is the basic particle from which all elements are made?
atom
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What is N?
nitrogen
|
mixing baking soda with vinegar
chemical change
|
What is O?
oxygen
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What is density?
an amount of mass in a given volume
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What is a chemical formula?
represents a compound and shows the atom ratio
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What is Fe?
iron
|
fireworks exploding
chemical change
|
What is science?
asking questions
|
how do you find density?
mass/volume
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