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Mod 1 Driving 3

Changing Substances

QuestionAnswer
When placing dry and wet ingredients to bake/cook, what happens to weight/mass? Overall weight changes slightly
Measuring spoons are best for.... dry ingredients (sugar) and wet ingredients (oil).
Examples of a chemical change: bubbling, fizzing, color change, temperature change.
Best tool for measuring mass? Triple beam balance
What happens when mixing water with cornstarch? They mix together and show properties of liquids and solids.
What happens when we mixed citric acid, baking powder, and water in the clear bag? It bubbled, fizzed, got cold, and the bag expanded
When the clear bag expanded, did the weight change? Yes, it created a new substance with slightly more weight.
When conducting a fair test, how many variables can change? One. More than 1 change is a BUST!!!!!
Created by: ejacoby
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