We hear a great deal about overpopulation, but if air and elbow room were not an issue, show that you could put the entire world population of humans, 7 billion people, into a cube 1 mile x 1 mile x 1 mile. Make the simplifying assumption that all people can fit into a box that is 7' tall, 2' wide and 1' deep.

All of the following are examples of service-learning opportunities except: a. donating time to senior citizen war veterans and writing a report about the experience for your u. s. history class. b. getting a part-time job at a habitat restoration center. c. reading to second-grade students as part of your assigned reading time for your english class. d. planting trees in your community and then discussing global warming in your science class.

What are the three stages of volcanic activity? a. active, magma, lava c. extinct, eruption, explosive b. eruption, quiet, explosive d. active, dormant, extinct

You can reduce glare in snowy weatuer by?