The moon is kept in orbit by the earth's gravity pulling on the moon. the moon's gravity
doesn't affect anything
can pull on smaller objects such as asteroids but has no affect on earth
pulls back on the earth
pushes the moon away from the earth

tube or goog with be a great resource to with that question

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.

no. dot product   =0 when vecs at right angles

where’s the list ? the question is incomplete