light key words Flashcards
1
Q
absorb
A
transfer of the energy of the energy of a wave to matter as the wave passes through it
2
Q
apparent depth
A
perception of depth in an image created by a human combination of the range of wavelengths visible to the human eye and physical properties of light
3
Q
convergence
A
A convergent beam of light rays comes together (converges) after reflection and refraction at a single point known as the focus
4
Q
convex
A
the outer side of the spherical mirror is reflecting. curved outwards like the surface of a sphere, so its middle is thicker than its edges.
5
Q
critical angle
A
When the angle of refraction is exactly 90°, then the angle of incidence
6
Q
dispersion
A
spreading of whit light into its full spectrum of wavelengths
