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Light, shadow and penumbra
EduBook Organización
- 1982 visitas
3.1. Linear propagation of light Light is an electromagnetic wave that propagates in a straight line in all directions. Each of the directions that light propagates in is called a ray. This phenomenon…
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Answer. Light and sound
EduBook Organización
- 1 lo usan
- 1755 visitas
Answer the following questions in your notebook: What is light? Which of our senses perceives it? What does our image look like in a mirror? What do we use a magnifying glass for? Why do objects have…
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Light and colours
EduBook Organización
- 1917 visitas
5.1. The composition of white light White light is actually made up of many colours. We can see this if we pass white light through an optical prism (figure 1). 5.2. The colours of objects When white…
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Complete. Objects reflect light
EduBook Organización
- 1893 visitas
Complete this text with the correct words: When light shines on an object, sometimes it passes through the object and other times it reflects off it. When an object light, we can see it. For example, we…
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Light and shadows
Tiching explorer Organización
- 4 lo usan
- 2125 visitas
In this activity we explore the interaction of light with different materials. We learn about the concepts of opaqueness, reflection, reflection, refraction and refraction into a spectrum.
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Introduction - Light and sound
EduBook Organización
- 1844 visitas
We perceive most of the things around us because we can see or hear them. Most objects do not have their own light. We see them because they are illuminated by light from natural and artificial sources,…
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Refraction Of Light
V&V Books Vicens Vives Organización
- 1858 visitas
Animation that shows what happens when light is refracted.
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Heat, light and sound
EduBook Organización
- 1803 visitas
Colour. Objects have different colours. A leaf is green in colour. Noise. Noise is an unpleasant sound. Traffic makes noise. Heat. Heat makes an object hotter. A fire gives us heat. Reflection. We see…
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Light and dark
BBC Organización
- 1 lo usan
- 1928 visitas
Set of activities designed to help us learn about sources of light. The resource includes an interactive activity, readings, and a quiz.
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Light and shadows
BBC Organización
- 1529 visitas
Set of activities designed to help us learn about transparent, translucent and opaque materials, and shadows made by the Sun. The resource includes an interactive activity, readings, and a quiz.
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