Aconcave spherical mirror has a radius of curvature of magnitude 16.8 cm. (a) determine the object position for which the resulting image is inverted and larger than the object by a factor of 2.50.

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.