Basic Terms
You can form one of these educated guesses by using "If, Then, and Because".
What is a hypothesis?
The independent variable is always graphed on this axis.
What is the X?
It's the minimum number of groups in a controlled experiment.
What is two?
It's what you can do with test subject numbers to improve an experiment.
What is increase?
It's where roots take hold in a plant experiment.
What is soil?
It's definition is "what's seen or measured".
What is an observation?
The Y axis is home to this variable when labeled.
What is the dependent?
It's the group which receives the independent variable.
What is experimental?
Increasing the time or ____________ of the experiment, which is how long it runs for.
What is duration?
It's an energy source for plant photosynthesis.
What is the sun or sunlight?
This is an in-depth explanation for a natural phenomenon.
What is a theory?
The intersection of X and Y axes is called this.
What is the origin?
The group that receives nothing "special", just what is needed.
What is control?
An experiment is good if a different person can perform it and ___________ the results.
What is repeat?
In a plant experiment, name one gas the plant would need to take in.
What is carbon dioxide?
It's a conclusion that is reached from observing something.
What is an inference?
The X axis is often labeled with the passing of this, and it's ticking away.
What is time?
In drug studies, it is the sugar pill and not a real medication.
What is placebo?
In an experiment, only one _____________ is tested.
What is variable?
It's a characteristic of a plant that can be measured during an experiment.
What is height?
An observation can be determined by five of these.
What are senses?
A graph is a visual version of this that's collected after an experiment.
What is data?
This person administers the independent variable intentionally.
Who is the experimenter?
It's when other scientists critique a scientist's experiment.
What is peer review?
In a plant experiment, name molecules taken in that are vital to photosynthesis.
What are water molecules.