a 0.0045 kg marble is dropped off a table with a initial speed of 0.5 m/s. If it has a final speed of 3.5 m/s how far did the marble fall?

electromagnetic waves travel through space with vacuums. give me brainliest if right.

a longitudinal wave moves energy that is to the direction of the wave’s movement. - true

6 cos 34, 6 sin 34 trig

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.