P1-2 flash cards for gcse

Pregunta	Respuesta
Give an example of an Electromagnetic Radiation?	Radio-Waves, Microwaves, Infrared Radiation, Visible Light, Ultra Violet, X-rays, Gamma Rays
What emits electromagnetic radiation?	The Sun
Frequency of thermal radiation increases with...?	Temperature!
Is radiation dangerous?	Yes, it can be very harmful to living skincells.
What are the risks with Radiation on your Mobile Phone?	It could heat up the tissues in your brain and body and potentially lead to cancer.
What radiation do you use to heat up your food?	Microwaves or Infrared Radiation!
What can you use to protect yourself from Ultra Violet Rays?	Sun cream/screen, clothes; physical things!
What does the ozone layer protect us from (electromagnetically speaking)	It protects us from... UV RAYS WHICH CAN BE VERY HARMFUL.

Resumen del Recurso

	Creado por megsadaisy hace casi 12 años