1. Control Group vs Experimental Group
Aim: How to correctly design the control and experimental group?

2. In a controlled experiment
You must have two groups
Control group vs Experimental group
The experimental group gets whatever it is you’re testing (independent variable)
Beside that, every other factors must remain the same/constant between the two groups(aka constant variables)

4. Part B: Controlled Experiment
Hypothesis
Experimental Group
Control Group
If a plant gets light then it will grow more.
50 tomato plants,
nutrient rich soil
medium pot size
2 cups of water a day
Light
No Light
If students listens to music then they will do better on math problems.
If a person exercises then their heart rate will increase.
If the salt concentration is high then more brine shrimp will hatch.
If a soil is acidic then the plant will grow faster.