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Changes in pressure at different heights, from outer space to the depths of the ocean.Key facts
- Air pressure is the force of air pressing down on Earth.
- Air pressure is measured in pascals.
- Air pressure decreases as you go up.
- Pressure increases as you go down.
Transcript
Air pressure = force of air pressing down on Earth
Measured in pascals (Pa)
Sea level = 101,325 Pa
As you go up
Air pressure decreases
Less air is pressing down on us
Outer space ≈ 0 Pa
Space shuttles
Are ...
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