Figure 8 shows part of a wave - Edexcel - GCSE Physics Combined Science - Question 5 - 2021 - Paper 1
Question 5
Figure 8 shows part of a wave.
Use data from Figure 8 to calculate the wavelength of the wave.
wavelength = __________ cm
Worked Solution & Example Answer:Figure 8 shows part of a wave - Edexcel - GCSE Physics Combined Science - Question 5 - 2021 - Paper 1
Step 1
Use data taken from x axis
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Answer
To calculate the wavelength, we need to examine the wave represented in Figure 8. The wavelength is defined as the distance between two consecutive similar points on the wave, such as from crest to crest or trough to trough.
Step 2
Identify the distance
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Answer
From the graph, the distance between the two adjacent crests is approximately 28 cm, as indicated by the x-axis.
Step 3
Final calculation
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Answer
Thus, the wavelength of the wave can be reported as:
