Across
- 1. The SI unit of mass.
- 5. A filter ____ can separate solid from liquid.
- 6. Sectional ____ are simple drawings of lab apparatus.
- 8. A measuring ____ should be used to measure length of curved surfaces.
- 9. The physical quantity of celcius.
- 11. If you don't position your eye vertically above the ruler scale, an incorrect reading will be obtained. This is called _____ error.
- 12. An electronic ___ has a digital display to show time.
- 13. Do not ___ or drink in the laboratory.
Down
- 2. The curved surface of water in a measuring cylinder.
- 3. We use a _____ burner to heat things.
- 4. Wear safety _____ to protect your eyes.
- 5. Alcohol is an example of _____ substances, it burns easily.
- 7. Apparatus that can measure the volume of liquid very accurately.
- 9. Drinking cyanide could kill you, it is ____.
- 10. ____symbols warn us about dangerous substancew.