This group is the one that is left alone to use for data comparison.
What is a CONTROL GROUP?
100
This type of graph is used to compare several groups with different sets of data.
What is a BAR GRAPH?
100
This step answers the original question.
What is a CONCLUSION?
100
If I want to know how the amount charcoals in a grill affect how fast my burger cooks, what would be independent variable be?
What is "THE AMOUNT OF CHARCOALS"?
100
The tool used to measure the length of an object.
What is a metric ruler or meterstick?
200
The variable that you make different in order to test it.
What is a INDEPENDENT VARIABLE?
200
What is the name of the horizontal (side to side) axis?
What is X-AXIS?
200
An educated guess or prediction for what might happen in an experiment.
What is a HYPOTHESIS?
200
A student is studying how the amount of light affects how frequently a cricket will chirp. This is the dependent variable.
What is "THE NUMBER OF CHIRPS"?
200
The tool best used to measure the volume of a liquid.
What is A GRADUATED CYLINDER?
300
The variable that you observe or measure during an experiment.
What is a DEPENDENT VARIABLE?
300
The vertical side of a graph is called this.
What is the Y-AXIS?
300
The step of the scientific method where you make graphs, look for patterns, and think about what happened.
What is the ANALYSIS?
300
A class is observing how the presence of light will affect the growth of algae in an aquarium. Name a constant variable in this test.
Answers will vary:
Temperature; items in the aquarium; type of water.
300
A tool best used to measure the mass of an object.
What is a TRIPLE BEAM BALANCE?
400
Something that stays the same to keep an experiment fair.
What is a CONSTANT?
400
A graph that is used to compare data for one group over a period of time is called this.
What is LINE GRAPH?
400
Numbers, observations, or information you collect in an experiment.
What is DATA?
400
You want to see how salt affects the boiling rate of water. You put: no salt in pot A; 1 teaspoon of salt in pot B; 2 teaspoons in pot C; and 3 teaspoons in pot D. What is the experimental group in the this test?
What are GROUPS B, C, and D?
400
This tool is best used for measuring an objects weight using the force of gravity.
What is a SPRING SCALE?
500
This is the group or groups that we change the independent variable for to see how it affects the group.
What is THE EXPERIMENTAL GROUP?
500
If you have a data table with two columns, the left column (independent variable) always goes on this axis of the graph.
What is the X-AXIS (Bottom of graph).
500
In a fair experiment, a test has these two groups.
What are CONTROLLED AND EXPERIMENTAL GROUPS?
500
The number of dog bites when the owner spends 3 hours a day with a dog.
What is "THE NUMBER OF DOG BITES"?
500
A good tool to use to measure the width of a rock formation?