Net force is

a. the total of all forces acting on an object.
b. when all forces are multiplied together.
c. the beginning force minus the ending force.

Give an example in which the electrical energy changes to light energy

You hang a book bag on a spring scale and place the bag on a platform scale so that the platform scale reads 23.7n and the spring scale reads 13.8n. what is the magnitude of the force that earth exerts on the bag?

Which symbol in the first law of thermodynamics represents the sum of the chemical and thermal energy stored in atoms and molecules? a. q b.w c.v d.u