Without a battery , why would a circuit not work

The cell will have no electromotive force in it.

Explanation:

The battery provides the chemical energy that produces the force needed to move electron around the circuit and to generate electrical energy.

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.