Ch. 16 PS

which of these is used to measure distance

nerve fibers send an impulse to the brain when the waves reach the

EM waves that can cook food and carry telecommunication signals

light rays reflecting off a smooth surface reflect

when light passes through a medium that has a curved surface, a _, the light rays change

what has to take place in order for you to hear

EM waves that give off heat

light demonstrates wave characteristics when it is

what causes the sound of a guitar to get louder as it is played

EM waves used for AM and FM radio signals, used for television

the rate at which energy flows through a given space

works by sending a signal out from an air-traffic control tower that is reflected off a plane

the color that an object appears to be depends on the _ of visible light that reaches your eyes

because its molecules are far apart, sound waves will travel slowly

the pitch is most closely related to the

reflection of light into random directions

light demonstrates particle characteristics when it

in addition to reflecting some light, every object _ some light

EM waves used in medicine to kill cancer cells and view bones

most musical instruments produce sound through the vibrations of

a virtual image appears

what affects the speed of sound

the law of reflection says the angle of incidence is _ to the angle of reflection

after the vibrations strike your eardrum, it causes forced vibrations that are transferred to

Light waves bend or _ when they pass from one medium to another

a prism separates white light into different colors through a process called

when all 3 additive primary colors are mixed, you see the color

light rays reflecting off a rough surface reflect

white light seprates into different colors when it passes through a prism because of

system measures distance by determining the time it takes for sound waves to be reflected

EM waves used to determine the location of objects in a room

as the frequency of light waves increases, the energy

sonar uses

sonar and ultrasound technology depend on the ability of waves to_ sound

an leaf appears green to your eyes because it

if you looked at a red turnip with red petals and green leaves under a red light, the green

resonance amplifies the sound of a guitar when the guitar strings and body are both vibrating

any change in size of an image compared with the size of the object

what device is used to view organs inside the body

which of these affects the loudness of a sound