Which statement provides the most complete description of an object's motion? The bird-watcher followed the south trail a distance of five kilometers in 45 minutes.

The mixer blended the ingredients for the cake in under two minutes.

The golfer sent the golf ball flying toward the cup to score a hole-in-one.

The lion had to run at 30 km per hour across the savannah to catch its prey.

You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?