2. Mass of a Irregular Regular Object PAN RIDERS POINTER

3. Mass: Definition: Unit: Equipment: The amount of matter in an object. grams (g) Triple beam balance

4. Ex. Water, oil, etc.

5. 1. Obtain a triple beam balance (make sure to carry it with 2 hands on the base).

6. 2. Make sure that the riders are all to the __________ of the beams. LEFT

7. 3. Next, make sure that the triple beam balance pointer is at ________. If it isn’t, call the teacher over. ZERO

8. 4. Place the object and its __________ on the triple beam balance. CONTAINER

9. Find the mass by moving the riders until the pointer is at zero.

10. 3.3 30070 300 70 + 3.3 373.3 g Add them together.

11. 5. Next, place the ___________ by itself. Find the mass by moving the riders until the pointer is at zero. Add them together. Empty container CONTAINER 70 100 + 0 170 g

12. 6. To find the final mass of object: ______________ - _____________ = ________________ Mass of container & object Mass of container alone Mass of object 373.3 g-170 g=203.3 g

13. 7. Make sure to put the proper label/unit - _________ or ____. GRAMS g