Investigating Photosynthesis

Investigating Photosynthesis
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Slide 1: Slide
ScienceLower Secondary (Key Stage 3)

This lesson contains 13 slides, with interactive quizzes and text slides.

Items in this lesson

Investigating Photosynthesis

Slide 1 - Slide

           What factors affect the rate of photosynthesis?
How could you stop a plant from photosynthesising or make it photosynthesise less?

Slide 2 - Mind map

Why do deciduous trees only have leaves in the spring/summer?
Why do deciduous trees only have leaves in the spring/summer?

Slide 3 - Open question

Slide 4 - Slide

Slide 5 - Slide

Why are there fewer plants/trees in the arctic?

Slide 6 - Open question

Slide 7 - Slide

How could we measure how fast a plant is photosynthesising?

Slide 8 - Open question

40
Number of bubbles in 30 seconds
60

Slide 9 - Slide

What happened to the number of bubbles when you changed the distance? Is this what you would expect? Why?

Slide 10 - Open question

How could we measure the amount of oxygen being produced more accurately?

Slide 11 - Open question

Why did we take 3 measurements at each distance?

Slide 12 - Open question

What things would you need to keep the same to make sure they don't have an effect on your results? (Control variables)

Slide 13 - Open question