Limiting factors and variables Flashcards
What is a limiting factor?
A factor that stops a reaction from going faster.
What are the limiting factors in photosynthesis?
Carbon dioxide concentration,
Light intensity,
Temperature.
What is an independent variable?
Something you change.
What is a control variable?
Something you keep the same.
What is a dependent variable?
Something you test/ measure.
In the pondweed experiment, what is the independent variable?
Light intensity.
In the pondweed experiment, what is the control variable?
Carbon dioxide concentration.
In the pondweed experiment, what is the dependent variable?
Number of bubbles.
In the potato osmosis experiment, what is the independent variable?
Concentration of sugar solution.
In the potato osmosis experiment, what is the control variable?
Time the cylinders were left in the solution.
In the potato osmosis experiment, what is the dependent variable?
Mass of the potato.
