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Physics 7 Online
OpenStudy (anonymous):

HOMEWORK HELP? 1. The image of a mountain can be seen on the surface of calm water. What property of light is demonstrated? A)diffuse reflection B)diffraction C)refraction D)regular reflection 2. Henri Becquerel expected to see only weak images on the photographic plate containing the uranium salt because he though A)fluorescent minerals needed direct sunlight to produce radio waves B)fluorescent minerals needed direct sunlight to produce X-rays C) fluorescent minerals needed direct sunlight to produce microwaves D)fluorescent minerals needed direct sunlight to produce

OpenStudy (hugsnotughs):

I would say D for the first one since it is calm water.

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