Work on a Gas (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
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Practise the questions
11 questions from this quiz
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Practise the questions
11 questions from this quiz
What happens to the temperature of a gas when work is done on it?
What happens to the temperature of a gas when work is done on it?
It increases
What is the formula for work done on a gas?
What is the formula for work done on a gas?
What does doing work on a gas mean?
What does doing work on a gas mean?
Compressing or expanding the gas
What happens to collisions when more particles are added to a fixed volume?
What happens to collisions when more particles are added to a fixed volume?
More collisions per unit time
Why does pressure increase when more gas is pumped into the same volume?
Why does pressure increase when more gas is pumped into the same volume?
More collisions per unit time
What happens when energy is transferred to particles by adding gas to a fixed volume?
What happens when energy is transferred to particles by adding gas to a fixed volume?
This heats the gas
Why do particles gain momentum when a gas is compressed?
Why do particles gain momentum when a gas is compressed?
They collide with moving inward walls
How does rebound velocity compare to approaching velocity during compression?
How does rebound velocity compare to approaching velocity during compression?
Rebound velocity is greater
Why does pressure increase when a gas with fixed particles is compressed?
Why does pressure increase when a gas with fixed particles is compressed?
Collisions occur more frequently
What happens to time between collisions when a gas is compressed?
What happens to time between collisions when a gas is compressed?
Time decreases
Why does temperature increase when a gas is compressed?
Why does temperature increase when a gas is compressed?
Kinetic energy of particles increases