In simple terms, chlorophyll makes a leaf look green because it reflects only green light.
Answering in a more detailed fashion, chlorophyll is a pigment. As a pigment it absorbs some wavelengths of visible light, (red, orange, yellow, green, blue, indigo, and violet are the colors of visible light), while reflecting others. In specific, chlorophyll absorbs all other colors of light but green, which it reflects. It is this reflection of green light that cause a leaf to appear green.
Answer:
Stage 2 - Pre-conditions for take-off
and
Stage 3 - Take-off
Explanation:
The stage 2 "Pre-conditions for take-off " give emphasis to the mechanisation of agriculture and trading of agricultural produce. In stage 3 “Take-off” Manufacturing industries get importance. The economy rises with rise in industrial production and trading. The focus is shifted to infrastructure development.
Both are igneous rocks, but whereas volcanic rocks are formed from cooling lava on the surface, plutonic rocks are formed from cooling magma below the surface. So plutonic rock is an igneous intrusive rock, while volcanic rock is extrusive.
they can not go down into the Earth at all. Due to technology, we would need better technological advances.
