Every 6 seconds a pendulum completes 1 cycle. what are the period and frequency of this pendulum?

answer: pseudoscience

b.transmitters send radio waves, and receivers capture radio waves.

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.