How to practice using less energy?
A. Switch off lights when they are not in use.
B. Never use public transportation.
C. Use air-conditioners 24 hours.
D. Ride a car for short distance.
Jawaban:
A. Switch off lights when they are not in use.
How to practice using less energy?
A. Switch off lights when they are not in use.
B. Never use public transportation.
C. Use air-conditioners 24 hours.
D. Ride a car for short distance.
Jawaban:
A. Switch off lights when they are not in use.