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Science-Unit 2
| Question | Answer |
|---|---|
| Information that supports an answer to a question | Evidence |
| Two or more ingredients mixed together | Mixture |
| Something about a material that you can see, hear, smell, taste, or feel | Property |
| Anything used in a recipe or mixture | Ingredient |
| What is the 1st and most important property of glue? | It is sticky |
| What are the steps of the design cycle? | 1. Learn 2. Plan 3. Make 4. Test |
| Something that holds its shape like a brick or stone | Solid |
| Something that takes the shape of a container like water or shampoo | Liquid |
| Something that occupies space like air or helium | Gas |
| What is the 2nd property of glue? | It is thick |
| _____ is why one thing makes another thing happen | Cause |
| _____ is the result of what happens from a cause | Effect |
| What happens when a substance is heated or cooled? | Its properties can change |
| If a substance doesn't change back to the way it was before it was heated or cooled, then it becomes what? | A different substance |
| Can wood change back to wood after it is burned? | No |
| Can ice change back to ice after it melts? | Yes |
| Can water change back to water after it freezes? | Yes |
| Can candle wax become a candle again after you burn it? | Yes |
| Why do engineers and scientists identify causes and effects? | to help explain what happens in the natural world |