Parts of an Experiment
Microscopes
Metric Measurements
Graphing
Parts of an experiment p.2
100
A prediction based on available evidence
What is a hypothesis?
100
Which parts are used to focus the microscope?
What is the coarse & fine adjustments?
100
Which unit is used to measure the length of an object in science?
What is a meter?
100
What do scientist use to organize data?
What is a data table/ graph?
100
this variable is being tested and is always plotted on the x-axis
what is the independent variable ?
200
Something that is seen or measured
What is an observation?
200
To make the specimen on the slides look clear and show finer details what do you use?
What is a stain?
200
Which unit is used to measure the volume of a liquid in science?
What is mL?
200
This variable is found in the left box of the data table and is graphed on the x- axis
What is the independent variable?
200
This variable is measured during the experiment & is always plotted on the y-axis
What is the dependent variable
300
This group tests the hypothesis or is receiving the treatment
What is the experimental group?
300
How should your slide be positioned to ensure the image will be seen when moving from low to high power?
Directly in the middle of the stage?
300
Which unit is used to measure the weight of an object in science?
what are grams?
300
This variable is found in the right box of a data table & is always graphed on the y-axis
What is the dependent variable?
300
These traits stay the same for both groups ( experimental & control group) during an experiment
What are constants?
400
This group is used to compare the results to
What is a control group?
400
What happens to the letter e when you look at it underneath the microscope
It becomes inverted & reverse. ( backwards & upside down)
400
Find the volume of the following:
What is 20 mL?
400
Along with labels a graph may have a box that defines what each part of the graph represents this box is called the
What is the key?
400
What are the steps of the scientific method?
Research, hypothesis, experiment, data, analysis, conclusion, repeat
500
This type of experiment compares the results of an experiment between one or more experimental groups
What is a controlled experiment?
500
What are the steps to making a wet mount?
Place specimen on the slide
Use pipette to add a drop of water
place the slide cover on at an angle to prevent air bubbles
500
What tools do we use to take the following measurements: the volume of a liquid, the length of an object and the weight of an object?
What is a graduated cylinder, ruler, and scale
500
What features are present in a good graph?
- Properly labeled axis
-proper title
- proper scale
- properly drawn lines or bars
500
Having a large sample size & the ability to repeat the experiment the same way & get the same results are an example of
Characteristics of a valid experiment