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Listed under:  Science  >  Forces and energy
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Balloon car challenge

In this practical activity, students design and build a balloon-powered car and race it to better understand the ideas related to rocket propulsion. The resource includes a step-by-step teacher guide and student worksheets.

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Kites

In this practical activity, students will learn about types of kites, some kite history and how kites fly before making and flying a kite themselves. The activity includes a teacher guide and student worksheet.

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How the Rubber Meets the Road

Lesson focuses on how engineers design tyre treads to increase safety and reliability. Students are presented with the challenge of designing a new tyre tread that will be safe when driving in rainy conditions. Student teams will design and construct a sample tread out of clay, then test and evaluate the effectiveness of ...

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Classroom Antarctica: breaking the ice

In this learning sequence students investigate the concept of force, simply described as a push or a pull. They find out how forces can change the shape or movement of an object and explore deformation: breaking, bending and how different materials react under different forces. Students plan and conduct a simple experiment ...

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Coal and its uses

Find out where we get the coal that powers our homes and industries. This is a PowerPoint presentation outlining how coal is formed, mined, processed and used. All slides contain images or maps. Teachers' notes are included.

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experiMENTALS: Straw propeller

This resource contains a materials and instruction list and brief explanation for students about the process of creating a propeller using two bendy straws and a pair of scissors. A simple demonstration of one of Newton's Laws.

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Refraction

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand refraction of light and know some examples. There is a two-question quiz and a summary slide.

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Gravity and the Solar System

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand how the movement of planets around the sun is related to gravitational forces. There is a two-question quiz and a summary slide.

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Pivots and Levers

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand that forces can cause objects to turn about a pivot and that the turning effect of a lever depends on the force and its distance from the pivot. There is a two-question quiz and a summary slide.

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Electric Current

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand that current is the flow of electricity around a circuit and that the greater the resistance of the circuit, the less current flows. There is a two-question quiz and a summary slide.

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Factors that Affect Braking Distance

Students use this resource consisting of ten slides with diagrams, written explanation and voice-over to understand that the braking distance of a car depends on its speed and other factors which affect the frictional forces needed to stop the car. There is a two-question quiz and a summary slide.

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Factors Affecting Thinking Distance

Students use this resource consisting of nine slides with diagrams, written explanation and voice-over to understand that the stopping distance of a car depends on the alertness of the driver as well as its speed and frictional forces. There is a two-question quiz and a summary slide.

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Clockwise and Anticlockwise Moments

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to understand that a moment is a turning force, which can be clockwise or anticlockwise. There is a two-question quiz and a summary slide.

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Gravity

Students use this resource consisting of four slides with diagrams, written explanation and voice-over to understand that gravity is a force of attraction which acts on Earth towards the centre of the planet, and that the size of the force of gravity depends on the mass of each object and the distance between them. There ...

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Circuit Diagrams

Students use this resource consisting of three slides with diagrams, written explanation and voice-over to understand how to draw simple circuits and the symbols used to represent them. There is a two-question quiz and a summary slide.

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Satellites

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that the moon is a natural satellite of the Earth and how satellites stay in orbit around the Earth. There is a two-question quiz and a summary slide.

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Calculating Moments

Students use this resource consisting of seven slides with diagrams, written explanation and voice-over to understand the principle of moments and its application to situations involving one pivot. There is a two-question quiz and a summary slide.

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Useful Friction

Students use this resource consisting of six slides with diagrams, written explanation and voice-over to understand how friction is needed in movement and braking. The fact that friction produces heat and causes wear is also mentioned. There is a two-question quiz and a summary slide.

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Uses of Satellites

Students use this resource consisting of five slides with diagrams, written explanation and voice-over to understand some uses of artificial satellites including geostationary satellites. Uses identified include telecommunications, weather forecasting and spying. There is a two-question quiz and a summary slide.

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Unbalanced Forces

Students use this resource consisting of eight slides with diagrams, written explanation and voice-over to understand that unbalanced forces change the speed or direction of movement of objects and that balanced forces produce no change in the movement of an object. There is a two-question quiz and a summary slide.