Understanding Forces

What is the unit of force in physics?

Which of the following is a type of contact force?

What happens to the applied force when contact is lost?

Which force is responsible for the resistance felt when sliding an object?

Which of the following is NOT a non-contact force?

What force causes planets to orbit the sun?

What is the net force if two forces of 10 N and 14 N act in the same direction?

If two forces of equal magnitude act in opposite directions, what is the net force?

How do you determine the net force when forces act in both horizontal and vertical directions?

What is the net force if horizontal forces are 4 N to the left and vertical forces are balanced?