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- General
### General

- Topic 1
### Topic 1

2.1 Kinematics

2.1.1 Define

2.1.2 Explain the difference between instantaneous and average values of speed, velocity and acceleration.

2.1.3 Outline the conditions under which the equations for uniformly accelerated motion may be applied.

2.1.4 Identify the acceleration of a body falling in a vacuum near the Earth’s surface with the acceleration g of free fall.

2.1.5 Solve problems involving the equations of uniformly accelerated motion.

2.1.6 Describe the effects of air resistance on falling objects.

2.1.8 Calculate and interpret the gradients of displacement–time graphs and velocity–time graphs, and the areas under velocity–time graphs and acceleration–time graphs.

2.1.9 Determine relative velocity in one and in two dimensions.

2.1.7 Draw and analyse distance–time graphs, displacement–time graphs, velocity–time graphs and acceleration–time graphs.displacement, velocity, speed and acceleration. - Topic 2
### Topic 2

2.2 Forces and Dynamics

2.2.1 Calculate the weight of a body using the expression W = mg.

2.2.2 Identify the forces acting on an object and draw free-body diagrams representing the forces acting.

2.2.3 Determine the resultant force in different situations.

2.2.4 State Newton’s first law of motion.

2.2.5 Describe examples of Newton’s first law.

2.2.6 State the condition for translational equilibrium.

2.2.7 Solve problems involving translational equilibrium.

2.2.8 State Newton’s second law of motion.

2.2.9 Solve problems involving Newton's Second Law

- Topic 3
### Topic 3

Momentum and Impulse

2.2.10 Define Linear Monetum and Impulse

2.2.11 Determine the impulse due to a time-varying force by interpreting a force–time graph.

2.2.12 State the law of conservation of linear momentum.

2.2.13 Solve problems involving momentum and impulse.

2.2.14 State Newton’s third law of motion.

2.2.15 Discuss examples of Newton’s third law.

2.2.9 Solve problems involving Newton’s second law.linear momentum and impulse.

2.3.8 Distinguish between elastic and inelastic collisions.

- Topic 4
### Topic 4

2.3 Work, Energy and Power

2.3.1 Outline what is meant by work.

2.3.2 Determine the work done by a non-constant force by interpreting a force–displacement graph.

2.3.3 Solve problems involving the work done by a force.

2.3.4 Outline what is meant by kinetic energy.

2.3.6 State the principle of conservation of energy.

2.3.7 List different forms of energy and describe examples of the transformation of energy from one form to another.

2.3.5 Outline what is meant by change in gravitational potential energy.2.3.9 Define Power

2.3.10 Define and apply the concept of efficiency

2.3.11 Solve problems involving momentum,work, energy and power.

- Topic 5
### Topic 5

2.4 Uniform Circular Motion

2.4.1 Draw a vector diagram to illustrate that the acceleration of a particle moving with constant speed in a circle is directed towards the centre of the circle.

2.4.2 Apply the expression for centripetal acceleration.

2.4.3 Identify the force producing circular motion in various situations.

2.4.4 Solve problems involving circular motion.

- Topic 6
### Topic 6

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Activity since Friday, 21 September 2018, 7:35 AM