Vocab
There are three types of these in an experiment.
What are variables?
"The farther a ball drops, the higher it will bounce." Name the independent variable.
What is the distance dropped?
The independent variable goes on this axis when graphing data.
What is the x-axis?
I am running an experiment to discover which dish soap is the best for cleaning dirty pans. I test three different soap brands. Name the independent variable.
What is the type of dish soap?
This is the number of variables you can change at one time in a controlled experiment.
What is one?
This variable stays the same throughout the whole experiment.
What is a constant or control?
"The type of shoe affects how fast someone can run." Name the dependent variable.
What is the speed they run?
The dependent variable goes on this axis when graphing data.
What is the y-axis?
Apple trees that receive the most water will produce the largest apples. Name the control/constant of this scenario.
What are apple trees?
Something we make using our five senses, such as seeing, hearing, or touching something directly.
What is an observation?
This is the one variable you change in an experiment.
What is an independent variable?
"The greater the amount of glycerin in a soap,the bigger the soap bubble can get." Name the independent variable.
What is the amount of glycerin?
This graph shows trends and relationships.
What is a line graph?
I am running an experiment to find the effect of types of breakfast foods on my class performance. Name the independent variable.
What is the type of breakfast food?
An educated guess on the outcome of an experiment.
What is a hypothesis?
This is the variable that responds to the change of another variable.
What is a dependant variable?
You are trying to see which cake ingredient will produce the thickest batter. Name the dependent variable.
What is the thickness of batter?
All graphs need a _____, which tells us what the graph is showing.
What is a title?
A student goes skateboarding a few times a week. She hypothesizes that speed has something to do with the surface she is skating on. Name dependent variable in this experiment.
What is speed?
The process we use to solve a problem through testing and experimentation.
What is the scientific method?
In order to ensure a ______ test, there must be controlled variables.
What is fair?
A teacher wonders how classroom temperature affects test scores. Name the independent variable.
What is classroom temperature?
This graph is used for comparison.
What is a bar graph?
I want to see how fast ice freezes in a freezer at different temperatures. What is the dependent variable?
What is the time it takes to freeze?
A conclusion that is based on observations.
What is an inference?