PASCO ME-9849 Significant Figures Set - Manual (Page 11)

Model No. ME-9849 Significant Figures Set
9 ®
Activity 4a:
Length Measurements with the Four-Sided Meter Stick
Before the Lab:
1. Organize the lab groups so that different
groups measure the object with different
sides of the four-sided meter stick.
2. Place the number line on the board. Put the
appropriate range of values on the number
line. Use values that represent the most
precise values on the four-sided meter
stick.
3. Review significant figures: the number of digits that are certain plus one more estimated digit.
Procedure
1. Measure the sample object using only the side of the four-scale meter stick assigned to you by
your teacher. Use significant figures.
2. Write your measurement on the data pointer.
3. Tape the data pointer to the corresponding value on the number line.
Equipment Required Part Number
Four-sided meter stick part of ME-9849
Number line part of ME-9849
Data pointer part of ME-9849
Sample object (for measuring)