The diagram below shows some of the forces acting on a car of mass 800kg. On Earth, the weight of 1 kg is 10N.
Direction of motion
Driving force
Total drag force
3000N
Weight
Describe the difference between the weight and the mass of the car.

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.

according to jean piaget, in what stage of cognitive development are children able to understand conservation task?

b. preoperational

just took it