A parallel circuit
A lamp is being used to evaporate water from a wet rag. What form of energy is the lamp using for evaporation?
What kind of energy causes water to evaporate?
What kind of energy does a lamp use to produce light?
Which of the following does NOT use mechanical energy to perform its function?
A circuit consists of a light bulb, a buzzer, a switch and wires. What else does the circuit NEED in order to work?
Reflection is
When light bounces off the trees and the surface of a lake, we see a
A fish under water appears to be closer to the surface than it really is. What causes this difference?
Which is an example of refraction?
How does light travel?
A spoon is placed in a cup of water. The image of the spoon appears to break as it enters the water. Which property of light causes this?
If light ray is traveling toward a mirror that is tilted up, the light will
In solar powered traffic sign,
In an electrical fan,
What main kind of energy is used in a battery powered radio?
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