Answer the following question in your own words: If you make a pendulum in the real world, eventually it will stop swinging. Using the law of conservation of energy, explain what happened to its energy and why it stopped.

Write the equation for momentum, first using symbols for the variables, then using words for the variables.

Your town is considering building a biodiesel power plant describe at least two advantages and two disadvantages

Which of the following situations is impossible? a) an object has velocity directed east and acceleration directed east. b) an object has zero velocity but non-zero acceleration. c) an object has constant non-zero velocity and changing acceleration. d) an object has velocity directed east and acceleration directed west. e) an object has constant non-zero acceleration and changing velocity.