It's invisible unless reflected, travels in straight lines which are called rays. When rays are gathered it's called beams. It travels very fast, at 300mill/sec.
1 of 5
What is a shadow?
A shadow is formed when rays of light are stopped by an opaque object but other rays of light carry straight on.
2 of 5
Name 3 non-magnetic materials
Aluminium, carbon and card
3 of 5
Name 3 magnetic materials
Iron, nickle and steel
4 of 5
How do you test for a magnet?
Bring a magnet close to the material. If it attracts, it is magnetic.
5 of 5
Other cards in this set
Card 2
Front
What is a shadow?
Back
A shadow is formed when rays of light are stopped by an opaque object but other rays of light carry straight on.
Comments
No comments have yet been made