English National Curriculum Science

3. Explore the conservation of energy

Mission Objectives

Define the term 'system'

Explain the law of conservation of energy

Apply conservation of energy to systems involving GPE and KE

Rocket Words Quiz

See if you know all the meanings of the rocket words

Assessment Quiz

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Word Search Game

Find all the rocket words in the grid

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Lesson Plan

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KS4-18-03 Lesson Slides KS4-18-03 Mission Assignment KS4-18-03 Handout KS4-18-03 PDF Handout KS4-18-03-Teacher Answers

Keywords

Words and meanings to learn

pendulum

a weight hung from a fixed point so that it can swing freely. Used in clocks to help the mechanism keep time

dissipate

a term that is often used to describe ways in which energy is wasted

swing

move or cause to move back and forth or from side to side while suspended or on an axis

friction

A force between 2 surface that are in contact and trying to move over each other

lubricant

a substance applied between two moving surfaces to reduce the friction between them, improving efficiency and reducing wear

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United Kingdom National Nuclear Laboratory

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Required Resources

Resources: Class presentation, handout and Newton's cradle (optional).

Handout: Discuss the historical aspects of physics and the role of women in science. Order energy changes in a roller coaster and discuss dissipated energy. Explain the energy changes in a pendulum swing. Apply ideas about energy dissipation to a sankey diagram. Research friction and use of ball bearings in machinery.

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