7 sentences with 'rays'
Example sentences and phrases with the word rays and other words derived from it.
• « Archimedes, according to some accounts, invented a giant mirror used to focus the sun's rays on Roman ships and set them on fire. »
• « He casts the hook without haste, and the warm rays of the sun leap between the ripples of the water and his rimless glasses. »
• « Gamma rays are extremely penetrating and only a very thick concrete wall or metal shield can stop them. »
• « Ozone is formed when hard ultraviolet rays - very short wavelengths - break oxygen molecules in two, resulting in free oxygen atoms that rejoin with some of the abundant oxygen molecules, forming the valuable gas. This photochemical activity produces about 5000 molecules per second, which concentrate to form the ozone layer which, due to chlorofluorocarbons, is on the verge of extinction. »
• « A prospective study by computer scientists shows that the level of ultraviolet rays reaching the Earth will increase dangerously in certain areas between 1980 and 2060. You can see the difference in the period from 1960 to 1980. »
• « These carved drawings of a supposed calendar have circles corresponding to the 28 days of the lunar month, and smaller circles with the 12 rays of the months of the year. Another seven rays correspond to the days of the week. »
• « The function of insect wings 250 million years ago was to capture the sun's rays to keep the body warm. Flying was still far from evolutionary plans. »