English National Curriculum - Science Science

2. Explore electromagnetic radiation

Mission Objectives

Describe how changes in atoms can take place when electromagnetic radiation is generated or absorbed

Describe the hazards of ultraviolet, x-rays and gamma-rays

Explain how radio waves can be produced

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Keywords

Words and meanings to learn

EM spectrum

Known as electromagnetic, created by vibrations between a magnetic and electric field.

infrared

Wavelength which is slightly vaster than the red end of the visible light spectrum.

ultraviolet

Wavelength which is smaller than the violet end of the visible spectrum.

x-ray

A short wavelength with high energy electromagnetic wave which can pass through the majority of materials which are non-transparent.

visible

An object that can be perceived to the eye.

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