Web Results

## Horizon

en.wikipedia.org/wiki/Horizon

... to some extent, to go around the curvature of the Earth. ... distance to the horizon from an observer close to the ...

## Earth Curve Calculator

dizzib.github.io/earth/curve-calc/

Earth Curve Calculator. This app ... the earth is a convex sphere of radius 6371 kilometres; light travels in straight lines. The source ... d1 = Horizon distance.

## How far away is the horizon? - Bad Astronomy : Bad Astronomy

Jan 15, 2009 ... but the actual distance to the horizon is the arc length of the earth surface to the point, ..... Diminished of course by the curvature of the earth.

## Automated Calculator for Earth Curvature - Smoke Screen Design

www.smokescreendesign.com/curvature-of-the-earth.html

This image shows the observer's height and their horizon. It also shows the object that is in the distance with the height of that object that is hidden by the curve.

## Earth curvature refraction experiments - debunking flat/concave ...

www.metabunk.org/earth-curvature-refraction-experiments-debunking-flat-concave-earth.t6042/

Apr 13, 2015 ... I keep being presented with 'earth curvature experiment' videos recently, by flat/ concave ... I see a simple 'Distance to horizon calculator' here ...

## How to Determine the Distance to the Horizon - For Dummies

www.dummies.com/how-to/content/how-to-determine-the-distance-to-the-horizon.html

So if you're 5'6" (5.5 feet) tall, the distance to the horizon is only about 2.75 miles! ... a 1-foot-tall bulge in the middle of the lake due to the curvature of the Earth.

## How many feet per mile does the earth curve down from where you ...

www.quora.com/How-many-feet-per-mile-does-the-earth-curve-down-from-where-you-stand

How far do I have to be from the horizon to notice the curvature of earth? (the wording is ... The distance away from where you are standing is the other side.

## Earth Curvature for Highpointers

www.cohp.org/local_curvature.html

The geometric apparatus for computing horizon distance may equally be used ... The curvature of arcs along Earth's surface is considerably more involved upon ...

## 3 Ways to Calculate the Distance to the Horizon - wikiHow

www.wikihow.com/Calculate-the-Distance-to-the-Horizon

Have you ever watched the sun disappear into the horizon and wondered, ... is able to slightly follow the curvature of the earth, so that the optical horizon is a bit  ...

## Measuring the Earth's Curvature Activity

www.astro.princeton.edu/~dns/teachersguide/MeasECAct.html

Activity: Measuring the Earth's Curvature. Here is a quick ... Distance to the horizon D = sqrt(2 * height of your eyes * Radius of the Earth) To see where this ...

### Hidden by the curvature of the Earth - Centrale des maths

mathcentral.uregina.ca

What would the distance be between them before one could not be seen because ... goes on to find out over how many miles does the earth curve 72 inches or 6 feet. ... this distance to his horizon, where the line of sight is tangent to the earth's ...

### Visual Line of Sight Calculations dependent on Earth's Curvature

www.davidsenesac.com

Using the Pythagorean theorem, that calculates to an average curvature of 7.98 inches per mile or approximately 8 inches per mile. The distance to the horizon ...

### When I stand at the water's edge and look out over the ocean, how ...

science.howstuffworks.com

... of a large body of water is not actually flat at all -- it follows the curvature of the Earth. ... The following diagram shows you how the distance to the horizon can ...