1. Warm-up: Aug. 9, 2012 Using page 18 in your textbook. Answer the following in COMPLETE sentences: 1. Why is the metric system used when measuring in science? 2. What are THREE Safety rules used in a Science Lab?

2. Lab Equipment

3. Graduated Cylinder (J)‏ Is used to accurately measure the volume of liquids. The most common measurement for volume is milliliters (mL)‏ Meniscus

4. Volume How much space something takes up.

5. Pipette and Burette (P)‏ Used for small liquid measurements

6. Droppers (O)‏ Used for dispensing and measuring small amounts of liquid.

7. Beaker (L) and Erlenmeyer Flask Storing and mixing liquids

8. Test tube (K)‏ Used for mixing and handling liquids

9. Triple Beam Balance (I)‏ Used to find mass. The most common measurement for mass is grams (g)‏

10. Ruler or Meter Stick (W)‏ Measure length of an object The most common measurement for length is meter (m)‏

11. Thermometer (U)‏ Use to measure temperature.

12. Microscopes (Q)‏ Scientist use them to study small things

13. Microscope Slide (R)‏

14. Cover Slip (S)‏

15. Bunsen Burner (N)‏ Use gas to produce a flame

16. Test Tube Holder (clamp)‏ Allows you to hold at test tube over a flame.

17. Test Tube Rack (M)‏ Used to hold multiple test tubes

18. Safety Goggles (H)‏ Must be worn if any chemicals or glassware is used

19. Magnifying Glass (A)‏

20. Dissecting Pan (B)‏

21. Dissecting Pins (C)‏

22. Dissecting Scissors (E)‏

23. Probe (F)‏

24. Scalpel (G)‏

25. Forceps (D)‏

26. Petri Dish (T)‏

27. Funnel (V)‏

28. Lab Safety Symbols

29. Biohazard Wash your hands after handling

30. Corrosive/Will Burn

31. Flammable/Combustible

32. NO food or Drink

33. Poisonous/Toxic

34. Radiation

35. Closure 1. Write down 3 things that are prohibited in the lab? 2. What do you do if something is broken, spilled, or is not labeled in the lab? 3. What should you do before leaving the lab?