science formulas Flashcards by hi poo

Q

Weight formula

A

Weight=mass×gravitaional field strength

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Q

Gay Lussac’s law

A

P1÷T1=P2÷T2

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Q

Gravitational potential energy

A

Ep(j)=Mgh(kg)(m)

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Q

V

A

Final velocity

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Q

Force formula

A

Force=Mass×acceleration

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Q

Thermal energy added or removed formula

A

Q=mass×specific heat capacity×▲temperature

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Q

Heat capacity formula

A

C=mass×specific heat capacity

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Q

Efficiency

A

Useful energy output ÷ total energy input ×100

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Q

T

A

Time

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Q

Momentum Formula

A

P=M(kg)V(ms-1)

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Q

S

A

Displacement

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Q

Change in momentum formula

A

▲P= MV - MU = M(V-U)

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Q

Gradient formula

A

Rise/run

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Q

Displacement formula

A

S=UT+1÷2AT² (ms-1)(s)(ms-2)(s)

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Q

Thermal energy added formula latent heat

A

Q=mass×specifc latent heat

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Q

Centripetal force

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A

F=Mass×velovity²÷radius

Q

Displacement formula

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A

S=((U+V)÷2)T

Q

Impulse formula

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A

I= F(n)×T(S)= ▲p= M(KG)(V-U)

Q

U

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A

Initial velocity

Q

Moment formula

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A

Moment=Force×distance

Q

Conservation of momentum

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A

Pb=Pa

Q

a

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A

Acceleration

Q

Boyle’s law

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A

P1×V1=P2×V2

Q

Power

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A

P= work done/time taken= Energy transferred/ time taken

Final velocity formula acceleration formula

V=U+AT A=(v-u)/T

Charles' law

V1÷T1=V2÷T2

Work done formula

W=Force×distance (N)(M)

Kinetic energy formula

Ek=½mv²

Combined gas law

P1×V1÷T1=P2×T2÷T2