hazard symbols. 1.there are three states of matter – solids, liquids and gases 2.when a substance...

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Hazard Symbols Hazard Symbols

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Page 1: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

Hazard SymbolsHazard SymbolsHazard SymbolsHazard Symbols

Hazard Symbols

Page 2: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

1. There are three states of matter – solids, liquids and gases

2. When a substance changes state, the particles gain or lose energy

3. Melting – solid into liquid (gain)4. Freezing – liquid into solid (lose)5. Boiling – liquid into gas (gain)6. Condensing – gas into liquid (lose)

Changes of stateChanges of stateChanges of stateChanges of state

Changes of state

Page 3: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

Changes of State - WarmingChanges of State - WarmingChanges of State - WarmingChanges of State - Warming

Changes of state - warming

Page 4: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

Changes of State - CoolingChanges of State - CoolingChanges of State - CoolingChanges of State - Cooling

Changes of state - cooling

Page 5: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

1. An element is a substance which contains only one type of atom

2. A compound is a substance in which two or more atoms are chemically joined together

3. A mixture contains two or more elements or compounds that are not chemically joined together.

Element, Compound, MixtureElement, Compound, MixtureElement, Compound, MixtureElement, Compound, Mixture

Element, Compound, Mixture

Page 6: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

Element, Compound, MixtureElement, Compound, MixtureElement, Compound, MixtureElement, Compound, Mixture

Element, Compound, Mixture

Page 7: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

1. The substances in mixtures can be separated physically; compounds cannot be broken down physically

Separation TechniquesSeparation TechniquesSeparation TechniquesSeparation Techniques

Separation Techniques

Page 8: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

DistillationDistillationDistillationDistillation

Distillation

Page 9: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

ChromatographyChromatographyChromatographyChromatography

Chromatography

Page 10: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

Separating Sand and SaltSeparating Sand and SaltSeparating Sand and SaltSeparating Sand and Salt

Separating Sand and Salt

Page 11: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

WordsearchWordsearchWordsearchWordsearch

Wordsearch

Page 12: Hazard Symbols. 1.There are three states of matter – solids, liquids and gases 2.When a substance changes state, the particles gain or lose energy 3.Melting

QuizQuizQuizQuiz

Quiz