Q.1
Potential energy is the _________
  • energy of movement
  • same as kinetic energy
  • stored energy inside of something
  • potato
Q.2
Cold things often have a _________ kinetic energy because_______
  • lower; particles are moving around less
  • lower; particles are moving around more
  • higher; particles are moving around the same
  • higher; particles do not move
Q.3
As temperature increases, molecules _____________
  • move slower
  • move the same
  • move faster
  • stop moving
Q.4
Temperature is a way we ____________ energy
  • eat
  • measure
  • gain
  • lose
Q.5
Law of Conservation of Mass says...
  • Energy is always created and destroyed
  • Energy is only in hot things
  • Energy can be destroyed easily
  • Energy cannot be created or destroyed
Q.6
Energy is the ability to do __________
  • bonds
  • work
  • atoms
  • molecules
Q.7
Thermal energy is the __________ _________ energy of moving particles
  • total potential
  • average potential
  • average kinetic
  • total kinetic
Q.8
Temperature is the __________ _________ energy of moving particles
  • average potential
  • average kinetic
  • total potential
  • total kinetic
Q.9
Hot things have ____________ thermal energy than cold things
  • more
  • less
  • same
  • potato
Q.10
When fuel oil with 84.9 % carbon, 11.4 % hydrogen, 3.2 % Sulphur, 0.4 % oxygen and 0.1 % ash by weight is burnt with% excess air, assume complete combustion calculate Total air supplied
  • 6.42 kg/kg of fuel
  • 9.24 kg/kg of fuel
  • 16.72 kg/kg of fuel
  • 19.52 kg/kg of fuel
0 h : 0 m : 1 s