Advertisements
Advertisements
Question
Give one example when:
Heat energy changes to kinetic energy.
Advertisements
Solution
In the automobile engine, heat energy changes to kinetic energy.
RELATED QUESTIONS
Calculate the change in the Kinetic energy of a moving body if its velocity is reduced to 1/3rd of the initial velocity.
Geothermal energy is produced by the:
(a) fission of radioactive materials
(b) burning of coal inside the coal mines
(c) combustion of natural gas deep inside the earth
(d) fusion of radioactive substances
Name the type of energy (kinetic or potential) possessed by the following:
A moving bus.
Differentiate between the potential energy (U) and the kinetic energy (K).
Select the renewable and non-renewable sources of energy from the following:
Coal
Select the renewable and non-renewable sources of energy from the following:
Wood
State two advantages of producing electricity from solar energy.
Explain the principle of generating electricity from hydro energy.
State the energy changes which take place when:
A battery lighting up a bulb.
Calculate the kinetic energy of a body of mass 0.1 kg. and momentum 40kg m/s.
