In a wave, such as a sound wave, the particles in the medium vibrate in the same direction that the wave travels.

a. transverse

b. longitudinal

c. surface

d. seismic

yeet youwelcome broo

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.

the answer is c. the lower legs are levers, and the knees are fulcrums. the ankles hold the loads.