What is the kinetic energy of a motorcycle with a mass of 250kg traveling at a speed of 42 m/s?

what do the notation's look like?

layers of the earth affect the waves and these effects are seen on instruiments such as seimometers

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!

a skateboard rolling across the street - apex