Y12 EM waves

The following is not a form of ionising radiation

• X-rays

• Infra-red

• Gamma

• UV

The wavelength with the longest wavelength is

• 4G Microwaves

• Red light

• Infra-red

• 5G Microwaves

The most energetic form of the following choices of radiation is:

• IR

• Microwaves

• Blue light

• Green light

The wavelength of X-rays is about the size of ...

• A coronavirus

• A molecule

• A nucleus

• An atom

Microwaves have a wavelength on the scale of ...

• cm

• < 1 mm

• m

• μm

Signals used to transmit phone signals are _______ radiation

• Radio

• Infra-red

• Microwave

The amount of _______ radiation can be used to measure the temperature of an object

• Thermal

• Red light

• Infra-red

• Microwaves

The following can be used for sterilisation:

• UV

• Blue light

• Radio

• Gamma