When working with chemicals or a flame in a lab you should always wear these...
What are safety goggles (glasses)
100
This device uses wieghted runners that move along a beam to determine the mass of an object.
What is a triple beam balance.
100
The experimenter changes this variable on purpose to affect a change.
What is the independent variable.
200
After doing research on the problem you will gain enough information to make an educated guess as to what results the experiment will show.
What is a hypothesis
200
This device is the most accurate one to use for measuring the volume of a liquid.
What is a graduated cylinder.
200
Any accident or spill, however small should always be reported to...
Who is your teacher.
200
For distances over one meter, it is best to use this.
What is a measuring tape.
200
These factors are maintained the same in both the experimental group and the control group of an experiment in order to determine if the independent variable is actually causing a change in the experiment.
What are constants.
300
A test of any hypothesis.
What is an experiment.
300
This system of measurement is used in science world wide and based on units of this.
What is 10?
300
Scientific smelling that is always used to smell unknown substances.
What is wafting.
300
This device can be used to measure to volume of liquids but is often used to mix chemicals because they can be mixed without a stirring rod and its narrow neck prevents the chemcals from spilling out.
What is a flask (Erlenmeyer)
300
This group in an experiment recieves the independent variable.
What is the experimental group.
400
This statement usually explains whether or not the hypothesis is supported and offers reasons why. It sums up all of your expermental results
What is the conclusion.
400
If you wanted to measure an irregularly shaped object, you would most likely drop it into a graduated cylinder which would cause the water level to rise. The rising water level is called this...
What is displacement.
400
A safety glasses symbol on a lab sheet or a bottle means you should
What is wear your safety goggles during the lab.
400
This device is used to examine small objects that are difficult to see.
What is a microscope.
400
This variable changes as a result of what you do to the IV.
What is the dependent variable.
500
This group in an experiment is your standard of comparison. It shows whether or not changes in the experiment is due to the variable being tested and does not recieve the independent variable
What is the control?
500
Liters and milliliters are usually the metric units used to measure the volume of a liquid. Volume can also be calculated using this cubic unit, the equivalent of milliliters...
What is a cubic centimeter
500
It is always a good idea to read and understand these before beginning any experiment.
What are the directions.
500
You would use this instrument to determine the volume of an irregularly shaped object.
What is a graduated cylinder.
500
This is a hypothesis that has been tested many times over a long period of time. It is accepted as true until new evidence shows otherwise, then it is changed or thrown out based on the new information.