Question

1. Nikita sees her friend Monica ironing clothes with an electric press. Monica was barefooted. C

advice Monica to wear rubber slippers. Monica followed her advice.

A). Why should we wear rubber slippers while working with electrical devices?

B). What are the value associated with nikitas advice.

2. An electric heater is used every day for 120 minutes .The electric bill for 30 days shows

usage of 60 units .calculate the power of the electric heater ?

3. An element with atomic number 4 combines with another element with atomic number 17.

what would be the formula of compound?

4. What is endocrine gland and name a organ which is heterocrine (endocrine and exocrine

both)?

5 . Write a brief notes on

A . Liver .

B. Lungs .

C. Pancreas.

D. Gall bladder

E. Small intestine .​

Answer 1

1st [A]

she has to wear rubber slippers while working with electrical devices because  rubber things doesn't catch electricity .

[B]

nikita's device is used to prase clothes in straigth manner .

2nd the power of electric heater should be 420 units .

3rd don't know,SORRY

4th don't know,SORRY

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