Measurement

Measurement

Metric Units ► Length

► Meter

► Mass

► Gram

► Volume

► Liter

► Temperature

or cm3 ► Celsius or Kelvin  Celsius and Kelvin have the same scale  Celsius is based on where water freezes and boils  Kelvin is based on absolute zero

Prefixes

Tools used in Biology ► Microscope ► Chromotography ► Graduated ► Centrifuge

cylinder

Microscope

Chromatography ► Separating

pigments using a liquid. ► The pigments will separate based on their densities. ► The denser pigments move slower as the less dense move quicker up the paper.

Graduated Cylinder ► When

finding the volume of a liquid, use the meniscus to make your reading

Centrifuge ► Like

Chromatography, it separates solids in liquid based on density. Used often to separate blood.