Sheet1

group does practical exercises using the computer

Name the rainbow colours:

What colour will we have after the gathering?
RED + GREEN =

RED + BLUE =

BLUE + GREEN =

RED + GREEN + BLUE =

3. What colour the ray will be after passing the light filter?Why?

a) RED ray trough the GREEN filter.

b) RED ray trough the BLUE filter.

c) RED ray trough the RED filter.

d) RED ray trough the COLOURLESS filter.

e) WHITE ray trough the RED filter.

f) CYAN ray trough the RED filter.

g) YELLOW ray trough the RED filter.

h) PURPLE ray trough the RED filter.

i) CYAN ray trough the COLOURLESS filter.

j) CYAN ray trough the PURPLE filter

3. What colour the ray will be after passing the light filter? Why?

a)RED ray trough the GREEN filter.

b)RED ray trough the BLUE filter.

c)RED ray trough the RED filter.