Physical Science

posted by .

How do you find the mass if they give you the joules and the velocity? Please help me! I'm really confused...

  • Physical Science -

    I guess the energy is all kinetic here?
    (1/2) m v^2 = Energy in JOules
    m = 2*joules of energy / v^2

Respond to this Question

First Name

School Subject

Your Answer

Similar Questions

  1. Physics - I'm really, really lost

    A plane tries to head away from an airport at 500km/h[N], but finds that its true velocity is 450km/h[N35degreesE] due to headwinds. What is the velocity of the wind?
  2. Physical Science

    Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration …
  3. physical science

    17. In the Mass in Motion lab, you rolled a ball down a ramp to see how far it moved a cup. What did this experiment demonstrate?
  4. Physical Science

    How do you get the velocity of a roller coaster when you are only given 250.0kg and 2.000x10^4 Joules
  5. Physics

    Estimate the total binding energy for copper. 550 MeV Estimate the energy, in joules, needed to break a 3.0g copper penny into its constituent nucleons. E= in Joules Please help me out I got 1st part I need the Energy in joules am …
  6. science

    Calculate the kinetic energy in joules of a body of mass 30kg at a velocity of 3ms-1
  7. Physical Science

    The potential energy of an apple is 6.00 joules. The apple is 3.00-meters high. What is the mass of the apple?
  8. Science

    Still very confused 5. Darth Vader unleashed the power of the DARK SIDE (1225 watts) on the unsuspecting Jedi.If he did 727 joules of work how much time did it take?
  9. physical science

    Please check my answers on this physical science quiz, thanks 1. in which of the following scenarios are action and reaction forces involved?
  10. Physical science b

    The mass of ball A is 10kg and the mass of ball B is 5kg. If the initial velocity is set to 3 meters per sec for each ball, what is the final velocity of ball B if the final velocity of ball A is 2 meters per second?

More Similar Questions