Defina que entiende por circuito eléctrico y cuales son los elementos fundamentales que lo integran

Aray of light traveling parallel to the principal axis of a concave mirror will be reflected through the mirror's

When you push downward on a book at rest on a table, you feel an upward force. does this force depend on friction? defend your answer.

(01.02 mc) nicole pushes her bike up a hill. overhead, the sun exerts a gravitational force on earth. which statement is true about the bike and earth? they both experience contact forces. they both experience non-contact forces. the bike experiences a non-contact force and earth experiences a contact force. the bike experiences a contact force and earth experiences a non-contact force. they both experience non-contact forces.