Un bobsleigh est lancé le long d'une piste glacée et étroite, en ligne droite, où les frottements sont négligeables. 1. Faire un bilan des interactions qui s'exercent sur le bobsleigh.
2. Faire un schéma représentant les forces qui s'exercent sur le bobsleigh.
Que peut-on dire de ces forces ?
3. En déduire la nature du mouvement du bobsleigh.​

answer; equivalent to a one(1) horsepower motor;

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.

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2