triangles Flashcards
what’s equation for pressure
force divided by area
equation for area
force divided by pressure
equation for force
pressure times area
density
moment divided by volume
moment
density times volume
volume
moment divided by density
sound can be reflected and…
absorbed
light is a wave of…
energy
a loud speaker creates what
sound waves
a microphone detects…
sound waves
what’s the loudness of sound
amplitude
what’s the pitch of sound
frequency
chemical energy does…
anything that can be released in a chemical reaction
kinetic energy does…
anything that moves
elastic energy does…
deforms an object
thermal energy is
heat
speed equation
distance divided by time
if a jet has 100N pushing forwards and 500N pushing back what would be the answer
-400N
renewable energy sources will…?
not run out
what do we burn for energy
fuels
what’s an example of using natural resources to generate electricity?
Wind power or Wave power or Hydro electric power
what will a resistor always have
rectangle
what is a relay switch controlled by
electromagnet
what does an ammeter do
measures the current
