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Essay specific features

 

Issue:

Science

 

Written by:

Ronald F

 

Date added:

August 31, 2014

 

Level:

University

 

Grade:

B

 

No of pages / words:

2 / 286

 

Was viewed:

6616 times

 

Rating of current essay:

 
Essay content:

Becquerel obtained a uranium salt to see if he could observe these x-rays. In his laboratory at the Museum of Natural History in Paris (where his father and grandfather had also been physics professors), Becquerel started his experiments by exposing to the sun a photographic plate with the uranium salt sprinkled on it, thinking that sunlight would activate the x-rays...
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One cloudy day when he couldn't perform one of his experiments, he placed the photographic plate with the uranium salt in a drawer. A few days later, he went ahead and developed the plate anyway, thinking that he was going to get a faint image. But the image was very sharp, with high contrast. He soon realized that he'd discovered a new type of energetic radiation...
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