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at about 9km above the surface of the sea.

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Q: At what altitude above the earth surface the value of 'g' reduces to half of its value at the surface?
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Related questions

What the height above the surface of the Earth?

altitude


What is the measure of height above earth surface is called?

Altitude


A measure of height above earth's surface is called?

altitude


When does altitude occur?

Altitude is a measure of the height of something above sea level, or above some point on Earth's surface.


Does the mass of an object change with location or altitude above the Earth's surface?

No it does not. Its weight, however, does.


How far is it to space from earth?

By convention in the aerospace industry, Space is considered to be above an altitude of 100 km from Earth's surface.


What is a measure of height above earth's surface is called?

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How does the air pressure at the surface of the earth compare to the air pressure at about 7 miles above earth?

The greater the altitude, the lower the air prassure.


What is the altitude of cirrocumulus?

Cirrocumulus clouds are very high altitude clouds that form in the troposphere. They form between 16,000 feet and 39,000 feet above the surface of the Earth.


If an airplane flies at an altitude of 8 km above the surface of the earth the force of gravity exerted on the plane is?

9.8m/s


How much does something weigh 1000 meters above earths surface?

"at an altitude of 400 kilometres (250 miles), equivalent to a typical orbit of the Space Shuttle, gravity is still nearly 90% as strong as at the Earth's surface" -- Wikipedia: Earth's gravity # Altitude


What is the distance from the earth's statosphere to the earth's surface?

The stratosphere is situated between about 10 km (6 mi) and 50 km (30 mi) altitude above the surface at moderate latitudes, while at the poles it starts at about 8 km (5 mi) altitude.