A sealed yet empty (except for air) plastic drinks bottle is left outside in the sunshine…
Physics · IGCSE · Cambridge (CIE) — Thermal physics
A sealed yet empty (except for air) plastic drinks bottle is left outside in the sunshine on a warm day.
Which row of the table correctly describes what happens to the average speed of the air molecules, and to the pressure inside the bottle?
Average speed of particles | Pressure inside bottle | |
A | increases | increases |
B | increases | decreases |
C | decreases | increases |
D | decreases | decreases |
A
B
C
D
Answer
(A) A
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