Variables
If students write a lot of notes, then students will learn more. What is the independent variable?
students writing notes
Is the response, the results, what you intend to measure.
What is dependent variable.
What do you call the group that gets no change? This is your "normal" to compare your results to at the end?
control group
This part of the experiment is when you study and research
background research
If the fish is small, then it will live in shallow water. What is the dependent variable?
Depth of water, or how shallow the water is.
If plants are given blue lights, then they will grow taller. What is the independent variable?
Blue lights, color of light
A scientist is testing if the amount of water impacts how tall a plant will grow. What are 2 constants that the scientist should keep the same in all groups?
soil, fertilizer, type of plants, amount of water, time of test, pot, etc
The part of the experiment where you look at the data and draw a conclusion
Analyze results/conclusion
If students eat breakfast, they will make better grades in class. What is the independent variable?
Eating breakfast
If students play outside more, then they are happier. What is the independent variable?
Playing outside
A scientist wants to test if getting sleep helps with grades. What are some constants that the scientist should keep the same in each group?
Same schedule, same activities, same IQ, same gender, same age
The first step, it starts with something a scientist is curious about....
Question/Problem
If a student spends time with a pet, then it will lower their stress. What is the dependent variable??
amount of stress
If a school uses coal, then pollution increases. what is the dependent variable?
Amount of pollution
An experiment is testing if fertilizer makes a difference with how tall plants grow. List 2 constants in this type of experiment?
type of plant, soil, amount of water, same temperature, etc
This is the step by step description of how to complete the process
Experiment
Students at a college were split into two groups and they received a different type of textbook for a math class. One group received a traditional text book, while the other received an interactive textbook on a tablet computer. After the course, the final exam grades between the two groups of students was compared. What is the independent variable?
Type of textbook.
If a plant receives fertilizer, then it will grow taller. What is the dependent variable?
plant height, how much the plant grows
What do you call the variables you keep the same in an experiment, to make sure that you're only testing one thing?
constants
This is an educated guess
Hypothesis