PLEASE HELP ASA1 Electric Energy Net Generation by Resource (as of 2007)

Resource Percentage

coal 48.5

natural gas 21.6

uranium 19.4

hydroelectric 5.8

petroleum 1.6

biomass about 1.0

geothermal <1.0

solar and other <1.0

wind <1.0

other gases 0.3

What percentage of energy generation is produced by fossil fuels?

Select the correct answer. which phrase correctly describes temperature? o a. average rotational kinetic energy of the particles in an object o b. average energy of the particles in an object c. average translational kinetic energy of the particles in an object od. all energy possessed by the particles in an object

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Structure of the atoms: discovery of the nucleus in 1909i need answering all of these questions