Light - Lenses, The Eye, Pinhole Camera and Camera - Distance Learning and Homeschool KS3

This is an action-packed distance learning or home school introduction to lenses including the eye, the pinhole camera and the camera.

This resource has been designed so that the animated PowerPoint replaces the teacher by providing structure, sequence, knowledge and answers. The worksheets, cut-outs, foldable, fact sheets and progress check provide a familiar medium for students to develop and test their knowledge, continue to develop their literacy skills and use their creativity to organise their learning and assess their progress.

What’s Covered

• Ray diagrams showing refraction in a concave and convex lens.
• Convex lenses are used in magnifying glasses, telescopes and spectacles to correct long sight.
• Concave lenses are used in lasers, flashlights, peepholes and spectacles to correct short sight.
• Label the following structures on a diagram of the eye; retina; ciliary muscle; iris; pupil; lens; suspensory ligament; optic nerve.
• Draw ray diagrams and explain how the eye sees distant and close objects.
• Draw ray diagrams and explain how lenses are used to correct long and short sight.
• Draw diagrams and explain how the iris controls the size of the pupil and therefore the amount of light which enters the eye.
• Draw a ray diagram of the pinhole camera, know that the image is inverted sand diminished, moving the object closer enlarges the image and multiple pinholes produce multiple images
• Label a diagram of the camera and explain how a picture is taken.
• Explain the differences and similarities between the eye and the camera

Resources

1. An animated PowerPoint which guides the student through the lesson by:

• explaining how to use distance learning effectively;
• explaining how to use this resource;
• explaining current, voltage and resistance and the relationship between them;
• providing the answers to all the worksheets so that the students can mark and correct their work.

1. Four worksheets, and two cut-out activities, the answers to which are in the PowerPoint.

2. A foldable and cut-out activity so that students can record and organise their learning.

3. Pinhole camera template.

4. A checklist for students to use to assess their progress.

5. Three fact sheets

6. Digital quick test

7. For those students without internet or a computer or a computer at home a condensed printable copy of the PowerPoint is provided for distribution by school.

Ways to Use this Resource

• Upload PowerPoint and worksheets to school intranet. Students print their own worksheets.
• Upload PowerPoint and worksheets to school intranet and provide a hardcopy of worksheets for students. Those families who do not wish to collect worksheets or who are in isolation can print the worksheets at home.
• Students without photocopying facilities are instructed to write their answers in full sentences

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