According to Newton's second law of motion, if we have a rigid, unchanging mass and we observe it accelerating, what must be happening? Question 15 options: A force is being applied to the mass No force was or is being applied to the mass The mass MUST be changing A force was not applied.

speed

ratio of distance traveled to time interval

net force

vector sum of forces on object

object

source of diverging light rays either luminous or illuminated

don't remove my answer im trying my best to answer them

explanation:

wind moving at higher speeds will transfer more energy to the water, resulting in stronger 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.