Recent content by amandamolegir

  1. A

    Heat question?the amount of heat gained or lost by a substance is equal to

    change in temperature
  2. A

    Heat question?the amount of heat gained or lost by a substance is equal to

    i don't know what that part is then
  3. A

    Heat question?the amount of heat gained or lost by a substance is equal to

    so the answer is energy, mass, and specific heat?
  4. A

    Heat question?the amount of heat gained or lost by a substance is equal to

    i looked it up on google and still didnt find the answer..
  5. A

    Heat question?the amount of heat gained or lost by a substance is equal to

    Heat question!??the amount of heat gained or lost by a substance is equal to Homework Statement the amount of heat gained or lost by a substance is equal to the product of its______ times the change in__________ times its__________ Homework Equations none that i know of The Attempt...
  6. A

    What Determines the Kinetic and Potential Energy Levels in a Punted Football?

    also at its highest point
  7. A

    What Determines the Kinetic and Potential Energy Levels in a Punted Football?

    when KE is at a minuimum, there isn't much motion...So the potential energy would be greater... So when Ke is at a max, PE would be lower
  8. A

    How to Convert Different Forms of Energy: Examples and Equations

    Energy question?! Please help! :confused:Homework Statement Give a clear example of: a,) the conversion of elastic potential energy to Kinetic energy. b.) the conversion of elastic potential energy to GPE c.) the conversion of chemical potential energy to KE d.) the conversion of chemical...
  9. A

    What Determines the Kinetic and Potential Energy Levels in a Punted Football?

    at the highest point?
  10. A

    What Determines the Kinetic and Potential Energy Levels in a Punted Football?

    i don't know.. I don't think i ever learned that...
  11. A

    What Determines the Kinetic and Potential Energy Levels in a Punted Football?

    Homework Statement A football is punted downfield (neglect the resistance of the air.) a.) Where in the path of the punted ball is the kinetic energy the greatest? b.) where in the path of the punted ball is the potential energy the greatest? c. Where in the path of the punted ball is the...
  12. A

    What is the PHYSICS metric unit for the measurement of:?

    Homework Statement What is the PHYSICS metric unit for the measurement of: a. velocity b. mass c. kinetic energy d. height e. mass f. acceleration of gravity g. potential energy? What is a source that converts a great deal of nuclear energy into energy you use..{ besides...
  13. A

    Physics has to do with simple machines

    Homework Statement 1.) What are the five uses of simple machines? 2.) A bicycle is a combination of simple machines. What are at least three things that can be done to increase the efficiency of a bicycle? 3.) Give an example of a device that is a lever that increases force, but does...
  14. A

    I havent even been taught this yet and i have homework due tomorrow on it

    [FONT="Arial Black"]Homework Statement A 500 g model rocket is being accelrated at 24.8 m/s/s. How much force is the engine producing? A go cart is producing a force of 750 N. The friction opposing the cart is 600 N. The go cart is being accelerated at 12.6 m/s/s. 1.) What is the total...