If you left a glass fiber-optic cable unshielded by any plastic covering, should the light still be able to travel through the cable? 1. Yes
2. No

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity

Ascientist notices that an oil slick floating on water when viewed from above has many different colors reflecting off the surface, making it look rainbow-like (an effect known as iridescence). she aims a spectrometer at a particular spot and measures the wavelength to be 750 nm (in air). the index of refraction of water is 1.3

How does the formation of intrusive and extrusive igneous rocks differ?