If a light wave is reflected from the surface of the medium, which property of the light wave will change with the reflected wave?
amplitude
wavelength
frequency
speed

Almost all states designate a group of professional as mandatory reporters of suspected child abuse or neglect. is it only school administration staff are included on nearly every list?

Sweat glands that cause orders during puberty are present in the body from the time of brith

Aresearcher lyses a cell that contains nucleic acid molecules and capsomeres of tobacco mosaic virus (tmv). the cell contents are left in a covered test tube overnight. the next day this mixture is sprayed on tobacco plants. we expect that the plants would ) develop some but not all of the symptoms of the tmv infectionb) develop the typical symptoms of tmv infectionc) not show any disease symptomsd) become infected, but the sap from these plants would be unable to infect other plants