In this learning episode, from the Institute of Physics, students look at the forces involved when one vehicle impacts another object. This can be used to illustrate the forces, acceleration and deceleration involved. It considers the effect of the distance over which a force acts rather than the time of action of...

From the Institute of Physics, this resource is concerned with the conservation of mechanical energy and the principle in its wider context.

Students look at the meaning of power, undertake sample calculations and the measurement of human power.

Activities include:
• discussing the meaning of...

From the Institute of Physics, this learning episode extends the idea of conservation of momentum into elastic collisions, in which, because kinetic energy (KE) is conserved. Useful information can also be found by calculating the changes in KE of the colliding objects. The activities include: • introducing elastic...

This learning episode, from the Institute of Physics, uses demonstrations and worked examples to examine the forces involved in changing momentum. It introduces the concept of impulse.

The activities in the learning episode include:
* showing that impulse equals change in momentum
* a...

This learning episode from the Institute of Physics, uses worked examples and discussion to help students gain an understanding of circular motion, including linear velocity, angular velocity and angular acceleration. The activities include: * discussing linear and angular velocity * calculating angular velocity *...

In this learning episode, from the Institute of Physics, students use data and stress-strain graphs to gather information about the properties of materials.

Activities include:
* interpreting stress-strain graphs
* considering energy stored in a stretched material
* calculating stored...

Produced by the Institute of Physics, this learning episode assists students to use a mathematical approach to simple harmonic motion, starting from its physical basis and the forces involved. In the activities, students look at: * restoring forces in simple harmonic motion (SHM) * graphical representations of SHM...

In this learning episode, from the Institute of Physics, students use experimental techniques and modelling to investigate simple harmonic motion (SHM). The activities include discussions, practical investigations and worked examples, including: • linking Hooke's law and SHM • investigating a loaded spring...

In this learning episode, from the Institute of Physics, students interpret graphs of waves to understand concepts such as wavelength, frequency and phase.

The activities in this episode include:
• plotting displacement and drawing longitudinal waves
• considering phase
• understanding...

In this learning episode from the Institute of Physics, through a demonstration and the production of a presentation, students extend their understanding of the nature of different types of electromagnetic radiation, and considers their shared nature.

The activities look at:
• using heat detector and...

In this learning episode, from the Institute of Physics, students look at standing waves in musical instruments and measure their wavelength. Microwaves are used to estimate the speed of light.

The activities include:
* demonstrating waves in a rope
* how superposition results in standing waves...

In this learning episode, from the Institute of Physics, students discuss and see worked examples that introduce Newton’s law of universal gravitation for point and spherical masses.

Students practice calculations of the force between objects. The meaning of the inverse square law is discussed.

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This learning episode, from the Institute of Physics, introduces the notion of a field of force and how it can be diagrammatically represented using field lines. The actual strength of the field at a point in space is defined by the field strength. The activities include: • discussing fields and field lines •...

Through discussion and worked examples, this learning episode from the Institute of Physics, enables students to combine concepts of circular motion with Newton’s Law of Universal Gravitation to understand the motion of satellites. It includes an explanation of Kepler’s third law.

The activities look at:...

From the Institute of Physics, this resource uses discussion, worked examples and modelling to help students appreciate the energy changes that take place as a body moves in a gravitational field. The learning episode is quite extended and gives a good grounding in these ideas.

The activities look at:...