Which wave series would have the lowest frequency? * A:10 waves in 1 second
B:30 waves in 10 seconds
C:120 waves in 1 minute
D: 60 waves in 60 seconds

it breaks and dirupture other materials and other sencews from the bottom

vapour or gas assuming atmospheriv pressure

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.