Definitions
What is the name of an investigation scientists design to test a question?
Experiment
A ___________ is the result of your experiment and is a statement that answers your scientific question.
Conclusion
I have noticed that my cat's fur gets darker during certain times of the year (especially winter). What is an example of a scientific question I might ask?
What is an independent variable?
The one thing that is purposely changed by the scientist
What goes on the x-axis of a graph?
Independent Variable
What is the name for the information you collect in the form of a table or graph?
Data
The two types of variables used in an experiment are the ____________ variable and the ____________ variable.
Independent and Dependent
What is is a hypothesis I might write to answer the following question, "What is the effect of studying on test scores?" ?
If I study for a longer period of time, then my test score will be higher.
What is the dependent variable?
The variable being measured.
What goes on the y-axis of a graph?
Dependent Variable
What is the name for the "normal" or the "baseline" of your experiment?
Control
A ___________ is a step by step description of how the experiment will be conducted.
Plan or procedure
Different types of independent variables in one experiment are also known as ___?
Levels
What is the independent variable if my hypothesis is: if I eat more brownies, then I will gain more weight?
The number of brownies I eat
A statement that says whether your __________ is proven or disproven is a conclusion.
Hypothesis
What is the name of the variable you (as the scientist) measure?
Dependent Variable
Ms. Humphrey is doing an experiment to see which type of coffee gives her more energy, K-cups or French Pressed Coffee. What is her independent variable?
Type of coffee
In an experiment where Jack is testing the effect of different amounts of fertilizer on the height of a plant. Give me three constants.
Answer may vary.
What is the dependent variable if my hypothesis is: if I eat more brownies, then I will gain more weight?
The weight gained
Charts, graphs, tables and facts I record are forms of ____.
Data
What is the name of the variable you (as the scientist) change?
Independent Variable
What is a prediction (frequently written as an "If... then..." statement) about how the scientific question?
Hypothesis
If my hypothesis is that more plants in the sunlight will sprout than the plants in the closet, what is my dependent variable?
The number of plants that sprout
What is the independent variable if I put some plants in the sunlight and some plants in the closet?
The amount of light
How do you find the mean?
Add up all the data for one level and divide by how many levels you added.