1. Wednesday Warm Up October 29

2. When you stir sand into water, you can still see the grains of sand in the water. Which is an inference you can draw based on your observations? A The sand and water do not form a solution. B The sand and water do form a solution. C The sand and water do not form a mixture. D The sand and water have the same properties.

3. Answer: A The sand and water do not form a solution.

4. Which of these is NOT a force? A friction B a push C mass D gravity

5. Answer: C. mass

6. A mixture contains salt, sand, iron filings, water, and marbles. Stacy used the following investigation to separate the parts of the mixture. Which part of the mixture is removed during Step 3? A. Salt B. Sand C. Marbles D. Iron Filings

7. Answer: B. Sand

8. A large fish needs to be brought onto a dock from a fishing boat. Which tool is best used for doing the work of pulling the weight upward? A C B D

9. Answer: B

10. Which of these tools is used to measure volume? A pan balance B thermometer C graduated cylinder D spring scale

11. Answer: C. graduated cylinder