APFIVE Gravitational Field Strength Variation With Altitude
A student claims that the gravitational field strength g varies significantly within a 10-meter vertical distance near Earth’s surface. Which statement best evaluates this claim?
A
The claim is incorrect; g stays exactly constant at all heights
B
It is correct; g drops by about 1 N/kg per meter of height
C
Over 10 m, g decreases by about 10% compared to sea level
D
The claim is incorrect; g changes by only about 0.0003% over 10 m
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