Multiple response: newton's second law (select 3)
a. one object exerts a force on another object.
b. changes the motion of an object
c. acting on a single object.
d. object exerts a force that is equal in size and opposite in direction back.
e. acting on two different objects
i know a is one of the answers..but i'm confused on what the other 2 are.

f is prop to m1xm2 double m1 double force

as we probably am aware that our atmosphere or air have various levels, each level has different gasses, and each gas has another porousness. at the point when the light originates from lower porousness to higher penetrability, it alters its course. with the goal that implies that when the light originates from the moon to the earth, it alters it's course a lot more occasions. it essentially implies that the state of the light piece of the moon is changed on the earth.

not copied too! hope this !

joke:

h o h o hope you have a merry christmas!