3.3.36

Light as Radiation

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Infra-red Radiation

Infra-red radiation is a type of wave on the electromagnetic spectrum.

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Uses

  • Infra-red radiation is used in TV remote controls.

  • Infra-red is also used in security systems, like intruder alarms, to detect body heat.

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Risks

  • High-intensity infra-red radiation can cause serious skin burns.

Jump to other topics

1Biology

1.1Cells, Tissues & Organs

1.2Reproduction & Variation

1.3Ecological Relationships & Classification

1.4Digestion & Nutrition

1.5Plants & Photosynthesis

1.6Biological Systems & Processes

2Chemistry

2.1Particles

2.2Chemical Reactions

2.3Atoms, Elements, Compounds

2.4The Periodic Table

2.5Materials & the Earth

2.6Reactivity

2.7Energetics

2.8Properties of Materials

3Physics

3.1Energy

3.2Forces & Motion

3.3Waves

3.4Electricity & Magnetism

3.5Matter

3.6Space Physics

4Disciplinary Knowledge

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