English National Curriculum - Science Science

7. Explore magnifying glasses

Mission Objectives

Draw a ray diagram to show how a convex lens can be used as a magnifying glass

Calculate magnification

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Keywords

Words and meanings to learn

magnify

To make something look bigger than it actually is through using a microscope or lens.

glass

Substance which is brittle and hard made by mixing soda and lime with fusing sand then cooling it.

length

The extent or measurement of something.

focus

A process of moving the specimen closer or further away from the objective lens to provide a sharp image.

centre

The point in a sphere or circle which is an identical distance from every point on the circumference.

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