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SI Units
Biology
Question | Answer |
---|---|
Three tools for measurement. | Metric ruler, triple beam balance, graduated cylinder. |
Measurement system used by scientists. | SI Units. (Metric System) |
The metric system is based on multiples of _______. | Ten. |
Basic unit of distance/length. | Meters. |
Basic unit of mass. | Grams. |
Basic unit of volume. | Liters. |
Basic unit of time. | Seconds. |
Basic unit of temperature. | Celsius. |
Mega. | 1,000,000. |
Kilo. | 1,000. |
Hecto. | 100. |
Deka. | 10. |
Deci. | .01. |
Centi. | .001. |
Milli. | .0001. |
Micro. | .000001. |
___________ to __________ involves moving the decimal 3 spots. (Largest) | Mega, Kilo. |
______________ to _____________ involves moving the decimal 3 spots. (Smallest) | Milli to micro. |
1mm=__________ um. | 1,000. |
Formula for volume. | Length times width times height. |
Used to measure volume. | Graduated cylinder. |
Curving surface used for measuring volume. | Meniscus. |
When reading the meniscus, look at it at _______ ___________ and read the _____________ of the curve. | Eye level, bottom. |
Freezing point. | 0 degrees. |
Boiling point. | 100 degrees. |
Human body temperature. | 37 degrees. |
Used to measure mass. | Triple Beam Balance. |
When using the triple beam balance, start at the _________ unit of measure. | Largest. |
Used to organize data. | Data tables, bar graphs, line graphs. |