Term
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Definition
| Matter is defined as anything that occupies space |
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Term
| What two groups can we class matter into? |
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Definition
| Pure substances(constant composition) and Mixtures(variable composition) |
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Term
| What can pure substances be classed as? |
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Definition
Elements(cannot be seperated into simpler substances)
Compounds(2 or more elements chemically combined) |
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Term
| What can a mixture be classed as? |
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Definition
Homogenous(uniform throughout)
Heterogeneous(variable composition) |
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Term
| What is matter made up of? |
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Definition
| Tiny particles called atoms and molecules |
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Term
| Are particles of matter in constant motion? |
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Definition
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Term
| What are particles of matter held together by? |
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Definition
| Very strong electrical forces |
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Term
| What are there between particles of matter? |
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Definition
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Term
| What is a physical change? |
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Definition
| Only a change in form(the original substance exists as a different state) |
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Term
| What is a chamical change? |
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Definition
| When a new substance is produced |
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