White Light
What effect do leaf pigments have on white light?
Pigments are extracted from the leaves of a green plant. White light is then passed through the solution of pigments. What effect do the leaf pigments have on the white light?
A. Green wavelengths are absorbed and red and blue wavelengths are transmitted.
B. Red and blue wavelengths are absorbed an green wavelengths are transmitted.
C. Blue wavelengths are absorbed and green and red wavelengths are transmitted.
D. Green and red wavelengths are absorbed and blue wavelengths are transmitted.
We see whatever is transmitted back from an object. Because the leaves are green, the pigments absorb all the wavelengths EXCEPT green.
Therefore, the answer is "B"
 |
 5000K 12V 100w H7 Xenon White HID Low Beam Light Bulb  US $15.95
|
 2 x 31mm Map Light DE3022 DE3175 2 SMD White LED Bulbs US $7.95
|
 One Pair T10 168 2827 White Parking Light 3 LED Bulbs US $6.95
|
 E14 LED Warm White 3W 3x1W DOWN LIGHT BULB Energy Saving 85 265V AC US $2.05
|
| Powered by phpBay Pro |
Gorillaz-White Light
