1. What are Three Things you would build differently if you were to build the rocket again? 2. What are Two Things you could do to improve the flight of your rocket?
3. What practical design advice would you give to future students building a paper rocket for the first time?

Awind turbine is initially spinning at a constant angular speed. as the wind's strength gradually increases, the turbine experiences a constant angular acceleration 0.173 rad/s2. after making 2870 revolutions, its angular speed is 132 rad/s. (a) what is the initial angular velocity of the turbine? (b) how much time elapses while the turbine is speeding up?

Which of the following represents an upright image? a. -do b. +m c. -m d. +do

Aforce of 34n stretches a very light ideal spring 0.73 m from equilibrium, what is the force constant (spring constant) of the spring? (a) 47n/m (b) 38n/m (c) 53n/m (d) 25n/m