Objectives
When you have completed the following sections of the Light and Optical Systems unit you will be able to:
1.0 Our knowledge about light and vision comes from explanations, inventions, and investigations.
When you have completed the following sections of the Light and Optical Systems unit you will be able to:
1.0 Our knowledge about light and vision comes from explanations, inventions, and investigations.
- identify challenges in explaining light and vision
- analyze how microscopes, telescopes, and other optical devices use the properties of light
- describe how the development of optical devices contributed to other discoveries in science
- investigate light beams and identify phenomena that show the nature of light
- describe how light is reflected, transmitted, and absorbed
- identify materials that are good absorbers, reflectors, and transmitters of light
- measure and predict angles of reflection and refraction
- describe how the refraction of light varies through different materials
- demonstrate the formation of images using a convex lens
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- describe the characteristics and composition of sunlight
- explain the wave properties of light and the electromagnetic spectrum
- describe some of the technological applications of electromagnetic radiation
- recognize the dangers associated with certain forms of radiation
- evaluate, compare, and contrast different artificial and natural light sources
- describe how primary colours can be added to produce different colours and white light
- explain how objects are seen by the eye
- describe the similarities and differences between eyes and cameras
- compare the function and design of mammalian and other vertebrate and invertebrate eyes
- investigate new technologies that enhance human vision
- describe how digital images are created, stored, and transmitted
