Practice - Experiments & Facts
Practice Questions
Test your understanding with targeted questions
What is the formula for pressure?
💡 Hint: Remember, it's force divided by area.
What does atmospheric pressure depend on?
💡 Hint: Think about the air surrounding us.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the unit of pressure?
💡 Hint: Recall the standard unit for measuring pressure.
True or False: Atmospheric pressure decreases with altitude.
💡 Hint: Think about mountains and breathing at high altitudes.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You have two containers of different sizes filled with air. The first has a cross-sectional area of 10 cm² and contains 100N of force. The second has an area of 50 cm². What force is needed to achieve the same pressure in the second container?
💡 Hint: Use the pressure formula to find the answer.
An astronaut is on a spacewalk at 300 km above Earth’s surface. Explain how the atmospheric pressure there compares with what we experience at sea level.
💡 Hint: Remember how pressure changes with altitude.
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Reference links
Supplementary resources to enhance your learning experience.