Understanding, certainty on properties of light (Question 8).
| Q 8. How does the size of a fish in an aquarium appear? | |||
|---|---|---|---|
| Response options | Number of responses (%) | Average certainty correct answers (1–5) | Average certainty wrong answers (1–5) |
| ① Looks bigger |
55(42.3%) | 3.05 | 2.87 |
| ② Looks smaller | 10(7.7%) | ||
| ③ No change | 40(30.8%) | ||
| ④ Depends on viewing position | 25(19.2%) | ||
*Scientific concept