IGCSE Equations Flashcards
What equation links the following quantities?
average speed, distance and time
speed = distance ÷ time
speed = distance⁄time
What equation links the following quantities?
force, mass and acceleration
force = mass x acceleration
What equation links the following quantities?
acceleration, change in velocity and time taken
acceleration = change in velocity ÷ time taken
What equation links the following quantities?
density, mass and volume
density = mass ÷ volume
What equation links the following quantities?
work done, force and distance moved
work done = force x distance moved
What equation links the following quantities?
energy transferred and work done
energy transferred = work done
What equation links the following quantities?
kinetic energy, mass and speed
kinetic energy = 1/2 x mass x speed2
What equation links the following quantities?
gravitational potential energy, mass, g and height
gravitational potential energy = mass x g x height
What equation links the following quantities?
weight, mass and gravitational field strength
weight = mass x gravitational field strength
What equation links the following quantities?
pressure, force and area
pressure = force ÷ area
What equation links the following quantities?
moment, force and perpendicular distance from pivot
moment = force x perpendicular distance from pivot
What equation links the following quantities?
charge, current and time
charge = current x time
What equation links the following quantities?
voltage, current and resistance
voltage = current x resistance
What equation links the following quantities?
wave speed, frequency and wave length
wave speed = frequency x wave length
What equation links the following quantities?
refractive index, angle of incidence, angle or refraction
n = sin i ÷ sin r