A19.7 kg sled is pulled with a 42.0 n force at a
3.0° angle, across ground where m = 0.130.
what is the normal force on the sled?
[? ]n

Arescue plane flying horizontally at spots a survivor in the ocean directly below and releases an emergency kit with a parachute. because of the shape of the parachute, it experiences insignificant horizontal air resistance. if the kit descends with a constant vertical acceleration of, how far away from the survivor will it hit the waves?

How does an observation about an object differ from an inference about that object

Match each type of lever with the correct diagram. 1. first-class 2. third-class 3. second-class