When a sound is moving toward the observer the observer will hear a higher pitch. this is due to

The answer is The Doppler Effect.  It is named after the Austrian physicist Christian Doppler, who described the phenomenon in 1842.

question: which statement best describes the different properties of metals?

answer: they are shiny and bend without breaking.

since metals have certain characteristics properties, they include the following: they are ductile, malleable, shiny, hard, lustrous, flexible and they are good conductor of heat and electricity. so therefore, metals are not dull and they are not non-flexible as listed. instead, they are shiny and flexible.

hope this , have a good day. c;

the fossil record provides evidence of a common ancestor to many species.