Waves: Lenses & Lens Diagrams Flashcards
1
Q
How does a convex lens refract light?
A
causes light rays to come together (converge)
2
Q
What is another name for a convex lens?
A
converging lens
3
Q
How does a convex lens cause light rays to refract?
A
causes light rays to spread out (diverge)
4
Q
What is another name for a concave lens?
A
diverging lens
5
Q
How can a lens be made more powerful?
A
- make it more curved
- use a different material
6
Q
Where is the image formed on a ray diagram?
A
The point where all the light rays from a particular object appear to come together.
7
Q
What are the 3 ways that an image can be described using a ray diagram?
A
- real or virtual?
- upright or inverted?
- magnified or diminished?
