12 One light year is the A. distance light travels in a year B. distance between Earth and Sun C. time taken for Earth t

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12 One Light Year Is The A Distance Light Travels In A Year B Distance Between Earth And Sun C Time Taken For Earth T 1 (53.6 KiB) Viewed 9 times

12 One light year is the A. distance light travels in a year B. distance between Earth and Sun C. time taken for Earth to orbit Sun D. time taken for light to travel from Sun to Earth 13. A. B. نه نه When the frequency of a transmitted radio wave is increased, the wavelength is decreased wavelength remains constant speed of transmission of the waves is increased wavelength and speed of transmission both increase D. 14. The energy of x-rays compared to the energy of visible light is A. about the same B. varies depending on circumstances in the universe much higher D. much lower م ن ه ه 15. The life cycle of a star is decided upon by its initial mass the elements of which it is made C. how fast it is moving through space D. how hot it is وی ه ه 16. The definition of a field is a A. region of electrical energy B region of gravitational energy C. place where sports are played D. region of influence around a source Sodo 17 If a wire with a large resistance is needed to convert electrical energy into heat energy, use a A. copper or silver metal wire B. longer wire with a small diameter C. longer wire with a larger diameter D. shorter wire with a larger diameter