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Lab Equipment
Lab Eqipment
Variables
Observations
Scientific Investigations
100
Electronic tool used to heat flat bottomed containers like beakers.
hot plate
100
Tool used to measure length, height, distance, etc. in mm, cm, m
meter stick
100
Anything that can change or be changed in an experiment.
variable
100
Act or power of noticing something by using one or more of your senses.
observation
100
Pictorial representation of collected data that can show trends, comparisons or other tendencies.
graph
200
Tool used to hold, work with, or measure large volumes of liquids.
Beaker
200
Cylindrical tube used to store substances during labs or for small chemical reactions.
test tube
200
The variable in an experiment that is controlled or changed by the experimenter.
independent variable
200
Observations made using words
qualitative observations
200
Table that organizes data collected during an experiment.
data chart / table
300
Tool used to magnify small objects for easier viewing.
Microscope
300
Tool used to measure temperature or changes in temperature.
thermometer
300
The variable being measured in an experiment that changes in response to the independent variable.
dependent variable
300
Observations made by measuring or counting using numbers
quantitative observations
300
A question answered through performing an experiment.
testable question
400
Small round container with a lid that is used to grow microorganisms or cells or observe other small organisms.
Petri Dish
400
Tool used to measure mass.
triple beam balance
400
Variable in an experiment that must remain the same so it does not affect the results.
constant
400
To assume something is true, usually based on reasoning or previous experience.
inference
400
States the goal or purpose of an experiment.
problem statement
500
Tool used to make accurate volume measurements of liquids.
graduated cylinder
500
Tool used to measure weight or force of light objects.
spring scale
500
What is the IV in the following hypothesis? "If water isn't added to a plant, then the plant will not grow because it needs water to grow."
Amount of water
500
Is the following an observation or an inference? "The unknown student got 100 on his test because he study hard during the weekend."
Inference. Key word: Unknown.
500
Educated guess; suggested outcome that is tested during an experiment.
hypothesis