Vocabulary
A system of units used by scientists to measure the properties of matter.
SI
SI unit for length
Meter (m)
What is the standard unit used to measure the density of a solid object?
g/cm3
Device used to measure length.
Metric Ruler
When performing a lab, your chief concern is _________.
Everyones safety
Any area outside of the laboratory.
Field
SI Unit for mass
Kilogram (kg)
A small plastic cube has a mass of 24 grams and a volume of 8 cubic centimeters (cm³). What is the density of the cube?
3 g/cm3
Device used to measure mass.
Triple Beam Balance
A skull with bones would warn you of _____.
Poison
The amount of space that matter occupies.
Volume
SI unit for volume
cubic meter (m3)
An aluminum piece has a density of 4 g/cm³ and a volume of 5 cm³. What is the mass of the aluminum piece?
20g
Device used to measure an irregular solid (like a rock).
Displacement Method
If any accident happens no matter how minor, you should always do what?
Tell your teacher
The measure of how much mass is contained in a given volume.
Density
SI unit for density
kg/m3
A sample of liquid has a mass of 45 grams and a density of 9 g/mL. What is the volume of the liquid?
5 mL
Temperature is measured with a ______.
Thermometer
Prior to performing a lab you should know ____.
First Aid Procedures
The curved upper surface of a liquid in a column of liquid.
Meniscus
SI unit for temperature
Kelvin (K)
A student measures the mass of a small metal statue and finds it is 30g. They drop the statue into a graduated cylinder containing 50 mL of water, and the water level rises to 65 mL. What is the density of the statue?
2.0 g/mL
The volume of a liquid is measured with a ____.
Graduated Cylinder
Why should you not bring food into a lab
Poison
Contaminate food
get sick ...
answers will vary