Applied General Science
(TVQ01028, TVQ01029) formulae
For use in exams from the January 2017
series onwards
BIOLOGY
Magnification
=
observed size
actual size
CHEMISTRY
moles
PV
Q
=
mass
Mr
= nRT
= mc∆T
moles
= vol (dm3) x concentration (mol dm–3)
PHYSICS
Energy and Efficiency
efficiency
U
=
=
useful energy (or power) output
total energy (or power) input
Q
At ∆T
Insert for Applied General Science (TVQ01028, TVQ01029) formulae
For use in exams from the January 2017 Series onwards v3
Turn over 
2
Electricity and Circuits
I
= Q/t
P
I
= IV
= V/R
rate
R
of heat loss = I2R
total =
1/R
R1 + R2 + R3
total
= 1/R1 + 1/R2 + 1/R3
Dynamics
F
= ma
p
= mv
F
= ∆p/t
(average)
v
= u + at
v2
s
= u2 + 2as
= ut + ½ at2
GPE
KE
P
v = s/t
= mgh
= ½ mv2
= E/t
weight
= mg