A0.500 kg object is thrown vertically upward with an average applied force of 8.20 n by a student. the force is applied through a displacement of 1.50 m a. what is the average net force acting on the object? b. what is the velocity of the object when it leaves the student's hand? (assume initial velocity is zero)

Ais useful when you need a simple machine to you separate two things. a. lever b. screw c. pulley d. wedge

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

Which of these statements best explains how the hydrosphere interacts with the atmosphere to affect global climate? mountains block rain clouds and cause changes in global rainfall and evaporation. humans burn fossil fuels to produce greenhouse gases which cause global warming. humans cut down trees which affects the amount of oxygen in different parts of the globe. greenhouse gases, like carbon dioxide, dissolve in oceans and prevent global warming.