5. Classify the following as examples of newton's first law, second law and third law. Justify your
classification. [3marks]
a. A stone in the ground
b. Two people walking together
C. A hammer pushes a nail

i dont know but

explanation:

whoever your teacher is, deserves a raise for using pokemon as an example

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

fgravity=10x10=100n case 1

fgravity=30x20=600n case 2

6 times more

+15-35=-20

going in opposite directions