Vocabulary

 Question: What do you want to know?  Hypothesis: What do you think will happen?  Materials: What do you need?  Procedure: What will you do?  Results: What happens?  Conclusion: What did you learn?

 The outward appearance or physical characteristic or trait used to identify an object

 A science that deals with the composition (what it’s made of), structure (what it looks like), and properties of materials and the way they change

 To notice facts about a substance or event using any of your senses

 To explain something based on observations, to tell how or why something happened  Example: I can infer that it is cold outside because the students are wearing heavy coats, scarves, and mittens.

 Factual information used as the basis for reasoning, discussion, or calculating

 To write down (record) information (data) to use in the future

 To restate the information briefly  Think “Summary” (from reading) of the data

 To draw conclusions from the information obtained or to offer an explanation of the information  Interpret = translate: turn the data into answers

 A ground-up solid

 A very small piece of something  Examples: powders, crystals,dust

 An object or material  Examples: rock, water, paper

 The ability of a substance to change into a new substance with different physical properties

 To break up into parts and go into a liquid such as water, the substance seems to disappear

 The property of a substance that can dissolve

 The property of a substance that can not dissolve

 Made when a substance dissolves in a liquid  Example: salt dissolves in water and forms a solution that does not separate without a chemical reaction

 A response to something, a physical or chemical change

 A weak acid solution obtained by fermentation beyond the alcohol stage  Sour tasting liquid made from fruit

 Deep red, antiseptic liquid used to treat cuts  Poisonous if swallowed  Indicates the presence of starch

 Prevents the movement of heat from one place to another, keeps warm things warm and cold things cold  Think “insulator” from the electricity unit (keeps electricity where it belongs)

 A blend of two or more substances that don’t form a new substance

 Melts and smells like caramel in the heat test  Dissolves in water  Appearance of crystals

 Dissolves in water  Snaps and crackles in heat test  Appearance of crystals

 Fizzes when mixes with vinegar  Turns yellow/orange with iodine

 Turns purple/black with iodine  Smells like burnt toast in heat test  Squeaks when rubbed against cup  Feels smooth between your fingers