G5-Science Keywords T3 Part 1

the bending of light waves as they pass from one medium to another, such as from air to water

• refraction

• reflection

• rarefaction

a band of colors seen as a rainbow

• law of reflection

• pitch

• spectrum

the highest or lowest point on a wave from its resting position

• amplitude

• volume

• frequency

a visual representation formed when light bounces off an object to your eyes

• image

• reflection

• refraction

the bouncing back of waves when they hit a surface

• image

• reflection

• refraction

the change in pitch that you hear when a source of sound is moving toward or away from you

• amplitude

• Doppler effect

• frequency

a range of all forms of electromagnetic waves, from gamma rays to radio waves, including visible light

• law of reflection

• pitch

• Electromagnetic spectrum

a sound created when a sound wave hits a hard surface and bounces back to the source

• Echo

• reflection

• refraction

a material that does not allow light waves to pass through it

• transparent

• translucent

• opaque

any substance or material that carries sound or light waves

• medium

• bag

• soil