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True or false.
Brass is a solution of zinc and copper. |
true |
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angela Sun, 28 Feb 2010 20:31:37 GMT |
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True or false.
Air is a solution of several gases. |
true |
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angela Sun, 28 Feb 2010 20:31:37 GMT |
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True or false.
All mixtures are solutions. |
false |
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angela Sun, 28 Feb 2010 20:31:37 GMT |
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True or false.
All solutions are mixtures. |
true |
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angela Sun, 28 Feb 2010 20:31:37 GMT |
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| The ability of a substance to be dissolved |
solubility |
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angela Sun, 28 Feb 2010 20:27:58 GMT |
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| When 1 substance dissolves in another, it forms a ________________. |
solution |
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angela Sun, 28 Feb 2010 20:27:58 GMT |
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True or false.
Mixtures can be separated into substances that make them up. |
true |
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angela Sun, 28 Feb 2010 20:27:58 GMT |
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| A combination of 2 or more different kinds of matter, each of which keeps its own physical properties. |
mixture |
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angela Sun, 28 Feb 2010 20:27:58 GMT |
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True or false.
Changing the shape and amount of an object will change its density. |
false |
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angela Sun, 28 Feb 2010 20:23:16 GMT |
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True or false.
Pure substances always have the same density when measured under the same conditions. |
true |
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angela Sun, 28 Feb 2010 20:23:16 GMT |
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| mass divided by volume |
density |
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angela Sun, 28 Feb 2010 20:23:16 GMT |
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| The concentration of matter in an object |
density |
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angela Sun, 28 Feb 2010 20:23:16 GMT |
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| How can you measure the volume of a irregularly shaped object? |
Measeure the amount of water, or liquid, that the object displaces.
The volume is the difference between the 2 volumes. |
0 |
angela Sun, 28 Feb 2010 20:08:10 GMT |
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| What is the formula to calculate the volume of a box. |
length x width x height |
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angela Sun, 28 Feb 2010 20:08:10 GMT |
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True or false.
A milliliter is ameasure of volume. |
True |
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angela Sun, 28 Feb 2010 20:08:09 GMT |
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| The amount of space an object takes up. |
volume |
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angela Sun, 28 Feb 2010 20:08:09 GMT |
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| _____________ is measured on a balance scale. |
mass |
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angela Sun, 28 Feb 2010 20:02:41 GMT |
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| ____________ is measured on spring scale. |
weight |
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angela Sun, 28 Feb 2010 20:02:41 GMT |
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| The __________ of an object is 6 times greater on Earth than on the moon. |
weight |
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angela Sun, 28 Feb 2010 20:02:41 GMT |
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| The measure of the pull of gravity on an object |
weight |
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angela Sun, 28 Feb 2010 20:02:41 GMT |
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| The _________ of an object is the same on earth and on the moon. |
mass |
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angela Sun, 28 Feb 2010 19:59:43 GMT |
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| Physical property that depends on the amount of matter in an object and the pull of gravity |
weight |
0 |
angela Sun, 28 Feb 2010 19:59:43 GMT |
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True or false.
All matter has mass. |
true |
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angela Sun, 28 Feb 2010 19:59:43 GMT |
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| The amount of matter in an object |
mass |
0 |
angela Sun, 28 Feb 2010 19:59:43 GMT |
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| Name a physical property that can to be measured. |
mass
volume
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1 |
angela Sun, 28 Feb 2010 20:19:48 GMT |
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| Give some examples of physical properties |
1. color
2. hardness
3. taste
4. ability to conduct heat, sound, or electricity
5. ability to become a magnet |
0 |
angela Sun, 28 Feb 2010 19:54:05 GMT |
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| Anything that has mass and takes up space |
matter |
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angela Sun, 28 Feb 2010 19:54:05 GMT |
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| Characteristics of a substance that can be observed or measured withot changing the substance. |
physical properties |
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angela Sun, 28 Feb 2010 19:54:05 GMT |
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