click below
click below
Normal Size Small Size show me how
Matter
Question | Answer |
---|---|
1. What happens when drops of water appear on the outside of a glass of iced kool aid? | water vapor from the air condensed into a liquid |
2. When water changes from solid to liquid to a gas, what happens? | the weight stays the same |
3. If you breathe outside on a cold day, you can see a cloud. Describe the change that occurs? | gas changes to a liquid |
4. What is an example of matter changing form? | heating a pan of water until the water is all gone |
5. On a hot, sunny day, lake water splashed onto a rock. A little later, the rock was dry. What happened? | heat caused the water to become a gas |
6. What two physical properties could best describe a basketball? | color, texture |
7. If an object is magnetic then it is an example of a ______________? | physical property |
8. When ice melts what type of change happens to the ice? | physical change |
9. If you break a glass jar then what type of change happens to the jar? | physical property |
10. If you light a birthday candle with a match then what type of change happens to the match? | chemical change |
11. Salt, sugar, and powdered drink mix all have the same physical property of __________________. | solubility |
12. ___________________is a chemical property of matter. | flammability |
13. When trees are cut down for firewood then what type of change has happened? | physical |
14. Why is salad classified as a mixture? | the components can be easily separated |
15. If you mix iron filings and sand in a jar then what has been created? | mixture |
16.What can a screen be used to separate? | sand and rocks |
17. How can you separate a mixture of iron filings and sand? | use a magnet |
18. What is a balance used for? | to measure weight to the nearest gram. |
19. If a crayon has a mass of 2 grams and you smash it up into tiny pieces. Then what happens to the weight of the crayon? | stays the same |
20. When you use a balance to weigh an ice cube and then that same ice cube melts. Why would the weight stay the same? | weight stays the same even if water changes state |
21. What tool can you use to compare and measure the weight of two objects? | balance |