8 (a) Figure 12 shows part of a wave - Edexcel - GCSE Physics - Question 8 - 2021 - Paper 1

Question 8

8 (a) Figure 12 shows part of a wave.
Use data from Figure 12 to calculate the wavelength of the wave.
wavelength = _________________ cm.
Worked Solution & Example Answer:8 (a) Figure 12 shows part of a wave - Edexcel - GCSE Physics - Question 8 - 2021 - Paper 1
Use data from the x-axis

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From Figure 12, we observe that the distance covered by one complete wave cycle (from crest to crest or trough to trough) is 28 cm.
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