Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
TACHA🔱🇳🇬🇬🇭
22/06/2026 17:29
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
A.K.M ✪
22/06/2026 17:29
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
marleine
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
Guchi
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
Nafz Basa
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
— No more content —
تقييمات المستخدمين
مغربي وأفتخر 🇲🇦👑❤
22/06/2026 17:29
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
TACHA🔱🇳🇬🇬🇭
22/06/2026 17:29
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
A.K.M ✪
22/06/2026 17:29
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
marleine
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
Guchi
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
Nafz Basa
22/06/2026 17:19
Link to our latest notes and resources:
https://drive.google.com/drive/u/2/folders/15FiTDXvqn9Dro7UmuRhn4fVtonBgy6TM
5 Work, energy and power
An understanding of the forms of energy and energy transfers from Cambridge IGCSE/O Level Physics
or equivalent is assumed.
5.1 Energy conservation
Candidates should be able to:
1 understand the concept of work, and recall and use work done = force × displacement in the direction
of the force
2 recall and apply the principle of conservation of energy
3 recall and understand that the efficiency of a system is the ratio of useful energy output from the system
to the total energy input
4 use the concept of efficiency to solve problems
5 define power as work done per unit time
6 solve problems using P = W/t
7 derive P = Fv and use it to solve problems
5.2 Gravitational potential energy and kinetic energy
Candidates should be able to:
1 derive, using W = Fs, the formula ∆EP = mg∆h for gravitational potential energy changes in a uniform
gravitatio
— No more content —
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