Apaper airplane is thrown westward at a rate of 6 m/s. the wind is blowing at 8 m/s toward the north. what is the actual velocity of the airplane?

Plss anybody know how to do this? ? i need the answers from a through d

Order the sequence of ideas that lead to marie curies discovery of radioactive elements number the events in chronological order starting with the oldest

Aplayground merry-go-round has a radius of 4.6 m and a moment of inertia of 200 kg-m2 and turns with negligible friction about a vertical axle through its center. a child applies a 26.0 n force tangentially to the edge of the merry-go-round for 15.0 seconds. if the merry-go-round is initially at rest, how much work did the child do on the merry-go-round?