A soldier throws a grenade horizontally from the top of a cliff. Which of the following curves best describes the path taken by the grenade?

1. Circle

2. Ellipse

3. Hyperbola

4. Parabola

4. Parabola

Explanation:

The motion of the flight of the grenade is a projectile motion, it's shape is best illustrated using a parabolic diagram.

It's not a circle as the path is not totally round.

It's not an ellipse as the path of motion is not a a completely bounded shape.

Its not a hyperbola as a hyperbola is an open curve with two branches.

Its a parabolic shape because a parabola has just one branch