What is the size of the earth, standing in front of a picture on the wall?

Subject: What is the size of the earth, standing in front of a picture on the wall?

Date: Mon Jul 11 13:37:21 2005
Posted by Justin
Grade level: undergrad School: No school entered.
City: Vancouver State/Province: BC Country: Canada
Area of science: Astronomy
ID: 1121107041.As

Message:


If I were to stand in front of a picture of a 7" Earth taped to a wall, how 
far would I stand away from it to see it the size it would appear from, say 
the moon, or from some other body?  And if I were to stand 5' away from a 
picture, how big would the picture of the Earth be?
Thank you, Justin

Re: What is the size of the earth, standing in front of a picture on the wall?

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