Class-6  Electricity
    Answer these questions
 1. What is electricity? 
 2. What are the two kinds of charges ?
 3. Describe the construction of Dry cell. Why it is called so?
 4. What is electric circuit? What are its types explain with diagrams.
 5. What is a fused bulb? Why does it not glow when connected?
 6. Why are switch used in circuit? What kind 0f switches are used in homes? How does it works
 7. Explain the reason why
 a. One should not touch a running electrical appliance with wet hands.
 b. An electrical wire with frayed plastic wrapping should be discarded and replaced?
 c. People working with electricity wear rubber gloves?
 d. Silver is not used in wire even it is excellent conductor?