The sun generates both mechanical and electromagnetic waves. which statement about those waves is true?

the mechanical waves reach earth, while the electromagnetic waves do not.

the electromagnetic waves reach earth, while the mechanical waves do not.

both the mechanical waves and the electromagnetic waves reach earth.

neither the mechanical waves nor the electromagnetic waves reach earth.

(a) assume the equation x = at^3 + bt describes the motion of a particular object, with x having the dimension of length and t having the dimension of time. determine the dimensions of the constants a and b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.) (b) determine the dimensions of the derivative dx/dt = 3at^2 + b. (use the following as necessary: l and t, where l is the unit of length and t is the unit of time.)

Apersons beliefs and general outlook, which act like filters on the information they receive are called ?

Which basic property determines a colored light's placement on the spectrum of visible light? a. speed b. frequency c. amplitude d. velocity