You MAY use your notes packets to help you.
You MAY NOT talk to other students or seek help online.
How many estimated digits are allowed in a measurement?
Leading zeros (such as these 0.002) __________________count as significant figures.
How many significant figures in the number
250
How many significant figures in 0.03064
How many significant figures in 15.0
Remember:
Accuracy measures how close results are to the true or known value.
Precision, on the other hand, measures how close results are to one another.
In your "Lab: Measurement in the Kitchen", your 4 trials of 1/4 cup flour resulted in 4 different mass measurements. This primarily shows...
Remember:
Accuracy measures how close results are to the true or known value.
Precision, on the other hand, measures how close results are to one another.
In your "Lab: Measurement in the Kitchen", your 1/4 cup flour mass average was higher than the 30g listed on the nutrition label. This shows...
Record the volume of water in the graduated cylinder (in the previous slide) to the correct number of significant figures. Include proper units.