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Science Unit 2 Ch 1
Question | Answer |
---|---|
To try to make something new that solves a problem | Design |
A person who uses science knowledge to design something in order to solve a problem | Engineer |
Information that supports an answer to a question | Evidence |
The stuff that makes up everything | Materials |
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 |
Why do we combine ingredients? | To make a mixture |
What is the 1st and most important property of glue? | It is sticky |
1. Learn 2. Plan 3. Make 4. Test | |
______ include how materials smell, look, taste, feel, and sound | Properties |
How can you tell if materials and substances are different? | By observing their properties and by testing them |
When can properties of a mixture be changed? | When other ingredients are added |
Do all materials have the same properties? Why? | No, different materials have different properties |
Tables are made from ______ | Wood |
Shirts are made from _______ | Fabric |
Books are made from _______ | Paper |
Rain boots are made from _______ | Rubber |
When you make a cake, what happens to the properties of the mixture when you add ingredients, like eggs and water, to the cake mix? | The cake mix changes from a powder to a liquid |