A 250g car at rest rolls down a frictionless incline from a starting height of 0.75m. What is the final velocity of the car?

What? i don’t understand

Carbon based or cells?

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.