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- 1. Multiple Choice
Matter must have weight and _________.be visibletake up spacebe a solidall of these - 2. Multiple ChoiceIf 25 grams of sugar dissolves into 150 grams of water, what is the new weight of the liquid?125 g150 g25 g175 g
- 3. Multiple ChoiceWhat evidence was found for conservation of matter in the fire snake demo?looked the same before and afterabout the same weight before and aftersmelled the same before and aftermatter was not conserved
- 4. Multiple ChoiceThe fire snake weighed slightly less after it burned. Where did that matter go?disappearedburned upescaped as gassoaked into sand
- 5. Multiple ChoiceWhy does the weight of the dry ice go down while it's sitting on the scale?it's meltingit's disappearingturning into a gasnone of these
- 6. Multiple ChoiceAs the balloon collects gas, what happens to the weight reading on the scale?increasesdecreasesstays the samegoes to zero
- 7. Multiple ChoiceAs this candle burns it gets shorter. Where does the wax go?wax goes into the airdisappearsmelts into the candleburns and releases gases into the air
- 8. Multiple ChoiceWhat makes cinnamon rolls get bigger when you bake them?more mattergas bubbles get smallermore energygas bubbles get larger
- 9. Multiple ChoiceWhere did Zoe's flash paper go when it disappeared?converted to gasconverted into pure energyinto the candleshe hid it in her hand
- 10. Multiple ChoiceIf you could weigh a sealed air bag before and after it inflates, the weight would do what?increasedecreasego to zerostay the same
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