Pressure & Pressure Differences in Fluids (OCR GCSE Physics A (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
8 questions from this quiz
ShowHide
Practise the questions
8 questions from this quiz
What is the thin layer of air around the earth called?
What is the thin layer of air around the earth called?
The atmosphere
What happens to the density of the atmosphere as altitude increases?
What happens to the density of the atmosphere as altitude increases?
It decreases
What creates atmospheric pressure?
What creates atmospheric pressure?
Air molecules colliding with surface
What happens to atmospheric pressure as altitude increases?
What happens to atmospheric pressure as altitude increases?
It decreases
Why are there fewer particle collisions at higher altitudes?
Why are there fewer particle collisions at higher altitudes?
The atmosphere is less dense
What happens to the weight of air above a surface as altitude increases?
What happens to the weight of air above a surface as altitude increases?
It decreases
At higher altitudes, what happens to the number of air particles?
At higher altitudes, what happens to the number of air particles?
There are less air particles
How does the weight of air above contribute to pressure changes with altitude?
How does the weight of air above contribute to pressure changes with altitude?
Contribution decreases with altitude