Ionising radiation

What does this mean?

Where would you see it?

Type of radiation What is it?

Penetrating power (and

what stops it)Relative speed Risk to body

tissues

Uses of ionising

radiation

Smoke detectors

Checking thickness of sheet metal in factory

Sterilising syringes and medical supplies

Uses

Non-ionising radiation

Can cause skin cancer & damage cells in skin

Heating effect

Unknown effects from Wifi and mobile phones?

Hazards

Some effects from Ionising

radiation

Damage cells & DNA causing mutations

Cell death in high doses

Damage to inside of body if taken internally – especially if

integrated into body chemistry (e.g. iodine)

HazardsCan you think of

any more?

Burns, internal bleeding

Plenary

Design an info-graphic for a BBC news article showing simply the differences

between the particles and their relative penetrating powers.