Q. If a barometric reading is falling, this usually indicates what
✅ Correct Answer: (B)
Decreasing pressure
Explanation: A barometer is a tool that measures air pressure
A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure.
In space, there is a nearly complete vacuum, so the air pressure is zero.
Explanation by: Neha Sharma
A barometer is a tool that measures air pressure
A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure.
In space, there is a nearly complete vacuum, so the air pressure is zero.
A rising barometer indicates increasing air pressure, a falling barometer indicates decreasing air pressure.
In space, there is a nearly complete vacuum, so the air pressure is zero.