The table shows most of the waves in the electromagnetic spectrum - Edexcel - GCSE Physics - Question 5 - 2014 - Paper 1
Question 5
The table shows most of the waves in the electromagnetic spectrum.
One type of wave is missing.
| gamma rays |
| ---------- |
| ultraviolet |
| visible light |
| in... show full transcript
Worked Solution & Example Answer:The table shows most of the waves in the electromagnetic spectrum - Edexcel - GCSE Physics - Question 5 - 2014 - Paper 1
Step 1
Write the missing wave in the space in the table.
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Answer
The missing wave is X-ray. This type of electromagnetic wave is located between gamma rays and ultraviolet waves in the electromagnetic spectrum.
Step 2
State which type of wave can be split into different colours.
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Answer
The type of wave that can be split into different colours is visible light. When passed through a prism, it separates into its constituent colours.
Step 3
State which type of wave has the longest wavelength.
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Answer
The type of wave that has the longest wavelength is radio waves. They have a wavelength range from about one millimeter to several kilometers.
Step 4
State one type of wave that is ionising.
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Answer
One type of wave that is ionising is gamma rays. These high-energy waves can remove tightly bound electrons from atoms, thus ionising them.
