Lab Basics
If you lab partners clothes catches on fire you should
Use the Fire Blanket
A testable proposition that predicts a cause and effect relationship between variables is a(n)
hypothesis
Who invented the metric system
Napolean
45 kg to g
0.045g
When the scientist's expectations changes how the results are analyzed
Bias
Method for appropriately smelling unknow substances in the lab
Waft or wafting
Actual activity used to evaluate the hypothesis
Experiment
What is the metric base unit for length
meter
331 K to 0C
57.85
An idea, event, or object to help people better understand
Model
Proper method for handling broken glass
Sweeping up with broom
The initiaion of a scientific inquiry
Observation
Anything that takes up space and has mass.
Matter
How many cm in one kilometer.
100,000 cm
Scientific Theory
What is the first step in starting a lab.
Listen to and read the instructions.
Information accumulated for the purpose of forming your results
Data or Data Analysis
The ratio of mass to a unit of volume
Density
Convert 1 hour 22 minutes to seconds
4,920 sec
an exact quatity that people agree to use to compare measurements
Standard
Name a food or dring that is allowed in the lab
None. Nothing. Nada
Part of an experiment that serves as a standard for comparison
Control or Control Group
The measurement of the quantity of matter in an object
Mass
Convert 250 ml to Liters
0.250 L
A statement about what happens in nature and tha seems to be true all the time.
Scientific Law