Question 25
Question 25 of 40
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No letter options?
Older MCQs might not have the typical A, B, C, D choices. They have choices 1, 2, 3, and a combination of them is the answer. Below is the key that maps such combinations to the answer.
A 1, 2 and 3 are correct
B 1 and 2 only are correct
C 2 and 3 only are correct
D 1 only is correct
Topics Tested
2. Thermal physics
2.1.2. Particle model

Explain qualitatively, in terms of particles, the relationship between: (a) pressure and temperature at constant volume (b) volume and temperature at constant pressure (c) pressure and volume at constant temperature

1. Motion, forces and ene...
1.4. Density

Describe how to determine the density of a liquid, of a regularly shaped solid and of an irregularly shaped solid which sinks in a liquid (volume by displacement), including appropriate calculations

2. Thermal physics
2.2.1. Thermal expansion of solids,...

Explain, in terms of the motion and arrangement of particles, the thermal expansion of solids, liquids and gases, and state the relative order of magnitudes of the expansion of solids, liquids and gases