Infrared waves can pass through some clear objects such as glass. Identify what this is called. ReflectionAbsorptionConvectionTransmission

Infrared rays penetrate the tissues of the body better than visible light. What is this property used for in medical applications?Question 12Select one:a.Magnetic resonance imagingb.Thermographyc.Ultrasound imagingd.X-ray imaging

ss Tracker. Score an amber for most questions correct, or a green for all correct.1A student uses a triangular glass prism to separate a beam of white light into the colours of the visible spectrum.  She observes the spectrum produced on a screen which has been placed on the far side of the prism.  Which of the colours is refracted by the smallest amount?YellowRedVioletGreen2Convert one nanometre (1 nm) to metres.10-3 m10-12 m10-6 m10-9 m3What name is given to the type of reflection which occurs when light is incident onto a smooth, polished surface (such as a mirror)?Special reflectionStandard reflectionSpecular reflectionSmooth reflection4Which of the following does NOT occur during diffuse reflection?Parallel rays of light which strike the surface are reflected at random anglesLight is incident onto a rough surfaceThe Law of Reflection is not obeyedAn image is not formed5What colour will a green pear appear to be when viewed through a blue colour filter?  The pear is being illuminated by white light.YellowBlackGreenBlue6Why does a sheet of yellow paper appear yellow when illuminated with white light?It reflects the other colours in the visible spectrum effectivelyIt transmits the other colours in the visible spectrum effectivelyIt absorbs yellow light effectivelyIt reflects yellow light effectively

Total internal reflection of light is possible when light enters fromSelect an answerAAir to glassBVacuum to airCAir to waterDWater to air

The phenomenon related to the reflection of light is

_______ plates are often used for IR spectroscopy. These plates are moisture sensitive and must be stored in a moisture-free environment.Select answer from the options belowIRNeatSaltGlass