Post a New Question


posted by .

Indentify the direction of the netforce in each of the following situations.

A marble moves in a circular path inside a paper plate at a constant speed.

The moon orbits the earth.

An air hockey puck moves smoothly across the air hockey table after being struck.

A rocket is launched upward from the launch pad.

Thank You


    There is a net force inward on the marble m v^2/R

    There is a net force inward (toward earth) on the moon
    m v^2/R

    there is no net horizontal force on the puck. It is not accelerating.

    There is a net force up on the rocket
    F = change of momentum per second = mass per second of exhaust * speed of exhaust

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions

Post a New Question