Question

N5 Physics 2022 paper 1, question 15
Question link

Two substances X and Y are both solid at 20 °C. The substances have the same mass and are supplied with the same amount of energy per second. The graph shows how the temperature of each substance varies with time. A student uses information from the graph to make the following statements:

  1. Substance X has a higher specific heat capacity than substance Y.
  2. Substance Y has a higher specific heat capacity than substance X.
  3. Substance X has a higher specific heat capacity than substance Y.

Which of these statements is/are correct?

  1. I only
  2. I and II only
  3. III only
  4. I and II only
  5. I, II and III

1 mark