2 Describe List three devices that produce sound waves that you use in your everyday
life. Describe how your life would be different
without these devices.

Land conservation is a worldwide priority. there are several methods to prevent the loss of land due to a variety of reasons. which method is not a way to conserve land? a) sea walls b) rainwater harvesting c) limits on clear cuts of forests d) cut and burn methods of clearing land

Compare and contrast your sells take in oxygen, water, and food. what is one waste product that leaves your cells?

What is the major difference between a virus and a viroid?