What process is being modeled in the picture

1radiation
2convection
3conduction
4emission

An apple is falling from a tree. disregarding air resistance, which diagram shows the free-body diagram of the force or forces acting on the apple?

An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.