Consider a grounded conductor in the xy plane. a charge of -2q is situated at (0,0, d) with a second charge of +q situated at (0,0, 3d). determine the force on the second charge

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2

the best answer for these questions would be:

1.            c. is smaller

2.            d) concrete operational

3.            b) interaction with the environment – the children interact with their environment can them learn more.

4.            a) parents who reason openly with children can limit a child’s cognitive ability.

answer is slate

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