Use the data from table d of your student guide to answer the questions. be sure to round your
answers to the nearest tenth.
what was the acceleration of the 2 kg cart?
cm/s2
what was the acceleration of the 4 kg cart?
what was the acceleration of the 6 kg cart?
cm/s2
cm/s2

there is no correct list among the choices you've provided.

the list might look something like this:

-- baby human

-- piccolo

-- flute

-- soprano singer

-- trumpet

-- tenor singer

-- trombone

-- baritone singer

-- baritone horn

-- bass singer

-- tuba

since i had to make up the list myself, i made it easy on myself, and i didn't try to shuffle the string instruments and woodwinds into it too.

the doppler effect is used by weather forecasters to measure 

moving clouds

its lower due to the doppler effect.: apex