The tablecloth moved when she applied force to it, as explained by (Newtons 1st Law/Newtons 2nd Law/Newtons 3rd Law). When she pulled on the tablecloth with an active force, the tablecloth exerted a reaction force on her explained by (Newtons 1st Law/Newtons 2nd Law/Newtons 3rd Law). (Pick the answers in parenthesis)

The tablecloth moved when she applied force to it, as explained by Newton's 1st law. When she pulled on the tablecloth with an active force, the tablecloth exerted a reaction force on her explained by Newton's 3rd law.

the solute can move "downhill," from regions of higher to lower concentration, relying on the specificity of the protein carrier to pass through the membrane. this process is called passive transport or facilitated diffusion, and does not require energy.