A. Natural gas
B. Oxygen
C. Carbon dioxide
D. Nitrogen
A. 0.5 kilowatt
B. 0.8 kilowatt
C. 1.0 kilowatt
D. 1.5 kilowatt
A. 30 minutes
B. 45 minutes
C. 1 hour
D. 1 hr and 15 minutes
A. 25 units
B. 2.25 units
C. 2.5 units
D. 0.25 units
A. 1/5th of the unit
B. 1/10th of the unit
C. 1/100 of the unit
D. 1/1000th of the unit
A. 2055 Joule
B. 1155 Joule
C. 1055 Joule
D. 2155 Joule
A. British technical units
B. British thermal units
C. British textile units
D. British temperature units
A. Electrical energy
B. Light energy
C. Chemical energy
D. Heat energy