Knowledge quiz

change in position, when its distance from another object is changing

• displacement

• motion

• reference point

is a place or object used to determine is something is in motion

• displacement

• motion

• reference point

how far an object travels

• distance

• displacement

• rate

diffrence between an object's final and starting position

• direction

• displacement

• rate

energy moves constantly to the right while the media moves left and right

• longitudinal

• transverse

has frequency less than audible frequency

• soft rage

• infrasonic

• sonic

frequency equal to the audible frequency

• soft rage

• infrasonic

• sonic

frequency greater than the audible frequency

• infrasonic

• sounds

• ultrasonic

unit of intensity level for sound

• decibel

• hearing range

• hydro

longest wavelength but low frequency

• red

• violet