Chapter 3 - Waves And Electromagnets Flashcards
1
Q
What type of wave are electromagnet
A
Transverse
2
Q
What are the types of EM waves
A
Radio Micro Infared Visible light UV X rays Gamma
3
Q
What does ionising mean
A
It can change or damage the cells
4
Q
Why do magnets repulse
A
Because the poles are the same
5
Q
Why do magnets attract
A
Because the poles are different
6
Q
What is a magnetic compass
A
It shows the magnetic field moving from North to south
