Che model of the atom has changed as scientists have gathered new evidence. Four models of the atom are -hown below, but one important model is missing.
Which atomic model is missing from this set?

the most reliable source of information.is wikipedia

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.

365.25 earth days are in the year of a light year