Science A, Combined (9-1) - Gateway Science Suite J250 9-1: P4: Waves and radioactivity Topical Past Paper Questions
OCR GCSE (9-1) Science A, Combined (9-1) - Gateway Science Suite J250 (9-1) past-paper questions on P4: Waves and radioactivity, free. This topic is frequently examined across 6 exam sessions. Sign in for the full topic-segregated question bank and AI worksheets.
Sample questions
$ ^{*} $ A student shines a ray of white light from air into a glass prism. White light is made up of many different colours of light. The diagram shows the path of four of these colours of light in the prism. The speed of these four colours of light in air is $ 3.0 \times 10^{8}…
The graph shows how the activity of a radioactive isotope changes with time. The graph can be used to determine the half-life of the isotope. Activity (%) Time Explain what is meant by half-life. Describe how the half-life of this radioactive isotope is measured using a radiation…
Two students are making waves using a dripping tap. The water droplets create waves in the water in a bowl. [2] (b) The students count the number of droplets hitting the water in the bowl. In 20 seconds, 5 droplets hit the water in the bowl. Calculate the frequency of the waves p…
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