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प्रश्न
Can you tell?
Describe one natural chain of transformation of energy.
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उत्तर
One natural chain of energy transformation is photosynthesis. Solar energy is converted into light energy, which plants use to produce chemical energy (glucose). This chemical energy is stored in plants and transferred through the food chain, powering various life processes.
संबंधित प्रश्न
State the energy change in the following device while in use:
A loudspeaker
What name is given to the heat energy obtained from hot rocks inside the earth?
Fill in the blank
The energy possessed by a body due to its position is called ________ energy.
Name the type of energy (kinetic or potential) possessed by the following:
A stretched rubber band.
Name the type of energy (kinetic energy K or potential energy U) possessed in the following case:
A piece of stone placed on the roof.
Identify the type of energy possessed by the body in each of the following:
(a) A coiled spring of the toy car
(b) A hammer which is raised
(c) A stone shot from a catapult
(d) Water stored in the overhead tank
(e) A tadpole moving in water.
Give three examples of bodies possessing kinetic energy.
Obtain an expression for the potential energy of a body of mass m at a height h above the ground.
A body of mass 50 kg has a momentum of 3000 kg−1 ms. Calculate:
(j) the kinetic energy of the body.
(ii) the velocity of the body.
The major problem in harnessing nuclear energy is how to
