Tutorial Section 2.1 - Free-body diagrams A sled with a rope attached to one side is on the ground (horizontal). One person pulls to the left on the rope. Another person pushes to the right directly from the left side of the sled (same side as the rope). All forces exerted by the people are horizontal. The sled does not move. Neglect friction on the sled for the entirety of this section 1 . Give short names to each person so you can label your free-body diagrams (for example, pick two members of your group). a. Person who pulls on the rope: b. Person who pushes the box directly: person 1 person 2 2. Draw a free-body diagram of the sled using the checklist in the explanations. wed brosse #'roswell gallagh . S.& nollose IsholuT 3. List all the forces from your free-body diagram in the table below and complete each column for each force. Force Object exerting the force Yes or no: is this a force due to direct contact between the sled and the object exerting the force? You can imagine, for example, that this situation takes place on very slippery ice, but the two people wear special shoes that grip the ice and do not slip. 17