if an ox extracts only 50% of potential energy in grass and out of this if the ox used 40% to build up its body ,then the overall efficiency of grass to become part of ox would be:
A)10% C)20%
B)15% D)30%

  1. 👍 0
  2. 👎 0
  3. 👁 109

Respond to this Question

First Name

Your Response

Similar Questions

  1. Science (energy)

    1. What similarities do nuclear energy and chemical energy share? Choose all that apply. A. Both are types of kinetic energy. B. Both are types of potential energy. [CORRECT!] C. Both involve magnetic energy. D. Both involve


    When you turn on a television, you transform electrical energy into what types of energy? 1) heat energy 2) light energy 3) elastic potential energy 4) sound energy I THINK #1 ,#2 #4 Thanks for your help.

  3. math

    the formula for potential energy is p= mgh, where Pis potential energy, m is mass, g is gravity, and h is height. which expression can be used to represent g? 1 p-m-h 2 p-mh 3 p/m0-h 4 p/(mh)

  4. Physics multiple choice questions

    1. Which of the following energy transformations best describes the operation of a solar powered battery charger? (a) electrical energy --> thermal energy --> kinetic energy (b) nuclear energy --> potential energy --> chemical

  1. Physics

    what forms of energy are involved in the following situations? (choices: kinetic energy, potential energy - gravitational potential energy, elastic potential energy) a. a bicycle coasting along a level road b. heating water c.

  2. science

    1.what similarities do nuclear energy and chemical energy share?pick all that apply A.both are types of kinetic energy. B.both are types of potential energy C.both involve magnetic energy D.both involve stored energy (I PICK B AND

  3. History

    4.)Which type of energy in the bungee cord prevents the bungee jumper from hitting the ground after a jump? A.)Kinetic energy B.)Elastic potential energy C.)Magnetic potential energy D.)Thermal energy

  4. Science

    A student is trying to identify the different forms of energy described in the following chart: Form of Energy Description Examples Energy A energy that travels in waves through space light radio waves Energy B energy that depends

  1. Science(Stuff to do like with magnets!)

    1. A positively charged test object is moving toward the positive source charge in an electric field. What happens next??? A. its potential energy decreases. B. Its potential energy increases. C. Its potential energy stays the

  2. Science

    2.)A car driver accelerates to a speed of 35 mph and then takes her foot of the gas pedal.Even though she does not press the brake pedal at any time,she eventually rolls to a stop.which of the following most likely causes the car

  3. ap chemistry

    a battery operated tool, such as a cordless drill, converts... a.) electrostatic energy to chemical potential energy b.) mechanical energy to thermal energy c.) thermal energy to mechanical energy d.) thermal energy to chemical

  4. Physics Please help !!

    A single conservative force = (6.0x - 12) N where x is in meters, acts on a particle moving along an x axis. The potential energy U associated with this force is assigned a value of 23 J at x = 0. (a) Write an expression for U as

You can view more similar questions or ask a new question.