How many joules are needed

  1. A force of 8 Newtons is needed to push a car across a parking lot. Two students push the car 400 meters. How much work is done?*
    1. answers icon 1 answer
    2. LanguadeHarts asked by LanguadeHarts
    3. views icon 81 views
  2. Skate Park LabHeight Speed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules 4,704 Joules 3m 5.4
    1. answers icon 1 answer
    2. Momof3A's asked by Momof3A's
    3. views icon 165 views
  3. HeightSpeed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules 4,704 Joules 3m 5.4 m/s² 2,352 Joules
    1. answers icon 1 answer
    2. views icon 21 views
  4. Height Speed Potential Energy Kinetic Energy Total Energy6m 0 m/s² 4,704 Joules 0 Joules 4,704 Joules 3m 5.4 m/s² 2,352 Joules
    1. answers icon 1 answer
    2. Momof3A's asked by Momof3A's
    3. views icon 253 views
  5. HeightSpeed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules 4,704 Joules 3m 5.4 m/s² 2,352 Joules
    1. answers icon 1 answer
    2. views icon 30 views
  6. HeightSpeed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules 4,704 Joules 3m 5.4 m/s² 2,352 Joules
    1. answers icon 5 answers
    2. myworldwha asked by myworldwha
    3. views icon 20 views
  7. A machine has an efficiency of 15%. If the energy input is 300 joules, how much useful energy is generated?(1 point) Responses
    1. answers icon 1 answer
    2. views icon 18 views
  8. Skateboard=80KgEnergy of Skateboarder Height Speed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules
    1. answers icon 1 answer
    2. views icon 30 views
  9. Skate Park LabEnergy of Skateboarder Height Speed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules
    1. answers icon 1 answer
    2. Momof3A's asked by Momof3A's
    3. views icon 138 views
  10. Skateboard=80KgEnergy of Skateboarder Height Speed Potential Energy Kinetic Energy Total Energy 6m 0 m/s² 4,704 Joules 0 Joules
    1. answers icon 1 answer
    2. views icon 26 views