All of the following could cause diffraction except

Answer

Another wave

Explanation

Diffraction is the is the change of direction of a wave due to an obstacle or an opening in the media. It results in to a disturbance.

It occurs when a wave goes through a gap or meets a barrier in a media such as a small island, a large ship or a protruding rock.

The correct answer is another ship.

kepler used the data from tycho blahe (his mentor) to construct the laws of planetary motion.

he made 11 calls in one day