Which of the following countries was the last significant economy to attempt to utilize self-sufficient development? A. China
B. India
C. The United Kingdom
D. The United States
E. Bangladesh

Which of the following tools can be used to determine humidity? select all that apply. barometer: hygrometers: anemometer: hair: thermometer

Without stratospheric ozone, which of the following would most likely occur? i. smog over major cities would be greatly reduced. ii. farms would produce surplus crops because of increased photosynthesis. iii. uv radiation would damage phytoplankton and reduce populations of aquatic consumers. i only ii only iii only i and ii i and iii

Which of the following activities would conserve the most energy? installing a dimmer switch on a light using a blender instead of a food processor hanging clothes to dry on a clothesline instead of ironing them opening a window instead of turning on the air conditioning setting your computer's screen saver to turn on after less time has elapsed