Colours of light

https://www.sciencelearn.org.nz/resources/47-colours-of-light
Light is made up of wavelengths of light, and each wavelength is a particular colour. The ...

Refraction of light

https://www.sciencelearn.org.nz/resources/49-refraction-of-light
Refraction is the bending of light (it also happens with sound, water and other waves) as it ...

Reflection of light

https://www.sciencelearn.org.nz/resources/48-reflection-of-light
Reflection is when light bounces off an object. If the surface is smooth and shiny, like glass ...

Positive and negative effects of UV

https://www.sciencelearn.org.nz/resources/1304-positive-and-negative-effects-of-uv
The Earth’s atmosphere blocks most of the Sun’s UV radiation from penetrating through the ...

Uses for UV

https://www.sciencelearn.org.nz/resources/1305-uses-for-uv
There are a variety of ways we put ultraviolet (UV) radiation to good use. Our skin and UV When ...

How the eye focuses light

https://www.sciencelearn.org.nz/resources/50-how-the-eye-focuses-light
The human eye is a sense organ adapted to allow vision by reacting to light. The cornea and the ...

Light basics

https://www.sciencelearn.org.nz/resources/171-light-basics
Light is a form of energy produced by a light source. Light is made of photons that travel very ...

Depth perception

https://www.sciencelearn.org.nz/resources/51-depth-perception
Seeing with two eyes helps people to judge distances and to see in 3D, but even using one eye ...

Vitamin D and UV

https://www.sciencelearn.org.nz/resources/1313-vitamin-d-and-uv
Vitamin D plays an important role in our bodies: It improves general health. It promotes the ...

UV and fluorescence

https://www.sciencelearn.org.nz/resources/1311-uv-and-fluorescence
Have you ever looked at fish in a tropical aquarium? Some of them seem to have markings or ...

Light ideas and technology – timeline

https://www.sciencelearn.org.nz/resources/1867-light-ideas-and-technology-timeline
This timeline provides a look at some of the key advances in ideas about light, how we see and ...

Pinhole cameras and eyes

https://www.sciencelearn.org.nz/resources/58-pinhole-cameras-and-eyes
In this activity, students make a pinhole camera and see images formed on an internal screen ...

Light and sight – introduction

https://www.sciencelearn.org.nz/resources/39-light-and-sight-introduction
If there is no light, there is no sight – explore our resources and learn more about the basics ...

Investigating refraction and spearfishing

https://www.sciencelearn.org.nz/resources/59-investigating-refraction-and-spearfishing
In this activity, students aim spears at a model of a fish in a container of water. When they ...

Make a printed circuit board

https://www.sciencelearn.org.nz/resources/1362-make-a-printed-circuit-board
In this activity, students make a printed circuit board photographically by shining UVA light ...

What is UV?

https://www.sciencelearn.org.nz/resources/1303-what-is-uv
Ultraviolet (UV) light is part of a family of radiations called the electromagnetic (EM) ...

Skin structure

https://www.sciencelearn.org.nz/resources/1315-skin-structure
The epidermis is the thin layer at the surface that varies in thickness from 0.05 mm on the ...

UV and curing

https://www.sciencelearn.org.nz/resources/1310-uv-and-curing
Electromagnetic radiation can act both as a series of waves and as a stream of particles that ...

The electromagnetic spectrum – picture dictation

https://www.sciencelearn.org.nz/resources/1033-the-electromagnetic-spectrum-picture-dictation
In this picture dictation activity, students use a range of skills to investigate some ways ...

Light and sight: true or false?

https://www.sciencelearn.org.nz/resources/60-light-and-sight-true-or-false
In this activity, students participate in an interactive ‘true or false’ activity that ...

Investigating reflection

https://www.sciencelearn.org.nz/resources/57-investigating-reflection
In this activity, students investigate specular and diffuse reflection by looking into a dark ...

You, me and UV – introduction

https://www.sciencelearn.org.nz/resources/217-you-me-and-uv-introduction
Often we hear of ultraviolet radiation (UV) in the media. The message given is that it is a ...

Sight

https://www.sciencelearn.org.nz/resources/1887-sight
The human eye is a sense organ adapted to allow vision by reacting to light. The eye contains ...

Using heat energy

https://www.sciencelearn.org.nz/resources/1751-using-heat-energy
In this activity, students explore the transformation of the Sun’s energy into heat energy ...
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