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18 Cards in this Set
- Front
- Back
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Symbol shapes and meaning |
Triangle - caution Diamond- warning Octagon -danger |
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Whmis stands for: |
Workplace, hazardous, material, information, system |
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Properties to explain a substance; |
Texture Shape Size Mass Density Color |
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Pure substance: |
Consist of only one kind of matter |
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Element is : |
A material that cannot be further broken down |
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What is matter ? |
Everything you touch can either be mixtures or pure substances |
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What's a physical change? |
When material changes state. |
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What's chemical change? |
Changes in color, odour, or goes hot or cold |
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What are the 4 types of mixtures ? |
1. Mechanical 2. Solution 3. Suspension 4. Colloid |
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What is colloid? |
Is a cloudy mixture but the particles are so small the can't be seen easily. |
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What's a suspension? |
Is a cloudy mixture but the particles can be seen easily. |
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What's a solution? |
Each substance is not clearly visible. |
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What's a mechanical mixture? |
Each substance in the mixture is clearly visible . |
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What are the 2 types of ps |
1. Element 2. Compound |
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What's a compound? |
It's a combo of two or more elements in fixed proportions. |
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What's a element? |
Cannot be broken down into any simpler substance |
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What are the 2 changes in matter? |
1. Physical change 2. Chemical change |
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Want are the 3 states matter exist in? |
1. Gas 2. Liquid 3. Solid |
