4 Select the correct answer.
Object A attracts object B with a gravitational force of 10 newtons from a given distance. If the distance between the two objects is double
what is the new force of attraction between them?
OA 2.5 newtons
OB
5 newtons
Ос.
20 newtons
OD
100 newtons

This question is worth 54 points ! rock falls from a ledge to the ground what energy conversion occurs during this process a potential to kinetic b kinetic to potential c thermal to mechanical d chemical to mechanical

The 5-kg cylinder is initially at rest when it is placed in contact with the wall b and the rotor at a. if the rotor always maintains a constant clockwise angular velocity v = 6 rad> s, determine the initial angular acceleration of the cylinder. the coefficient of kinetic friction at the contacting surfaces b and c is mk = 0.2.

What component of earth’s atmosphere exists entirely as a result of photosynthesis?