• 1. A 80 kg skydiver is falling through the air and accelerating at a rate of 3.5 m/s² upwards due to a parachute that has just opened. Find the force of air resistance on the skydiver.
• 2. A 60 kg person is on a scale in an elevator. The scale reads 72 kg. In what direction are they accelerating - provide a reason.
• 3. A 5 kg mass is attached to a rope and pulled up at a constant speed of 3.5784 m/s. What can be said about the rope tension?

Answer rating: 100% (QA)

Solutions with explanations 1 Force of air resistance on the skydiver We can use Newtons second law ... View the full answer