The diagram shows a hammer being used by a person to remove a nail from a piece of wood. the hammer is being used as which type of simple machine? @3.2.6.b4 @1

a)
wheel-and-axle

b)
lever

c)
pulley

d)
incline plane

c)as speed changes, wavelength and frequency change.

everything changes!

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!