Advertisements
Advertisements
Question
Fill in the blank
Green plants convert _________ energy into chemical energy.
Advertisements
Solution
Green plants convert light energy into chemical energy.
APPEARS IN
RELATED QUESTIONS
What are the various energy transformations that occur when you are riding a bicycle?
State the energy changes in the following while in use An electric oven.
State the energy changes that occur in the following :
The unwinding of a watch spring.
State the energy changes that occur in the following :
Burning coal while operating a steam engine.
Energy can exist in several forms and may change from one form to another. State the energy changes that occur in the unwinding of a watch spring.
State the energy changes in the following case while in use:
A petrol engine of a running car
State the energy changes in the following case while in use:
An electromagnet.
A light and a heavy object have the same momentum. Find out the ratio of their kinetic energies. Which one has larger kinetic energy?
Four men lift a 250 kg box to a height of 1 m and hold it without raising or lowering it.
(a) How much work is done by the men in lifting the box?
(b) How much work do they do in just holding it?
(c) Why do they get tired while holding it? (g = 10 m s–2)
State the energy changes in the following case while in use:
A glowing electric bulb
