Which of the following is not a characteristic of life? a. maintains homeostasis b. composed of cells c. composed of atoms d. carries out metabolism

Which of the following choices is not an effective solution to the energy waste related to inefficient lighting? a. using low-pressure sodium lighting sources b. pointing lights on billboards and street signs upward c. placing light sources on time controls d. shielding light to direct it downward

This part insulates the reaction chamber from the transfer of heat to or from the surrounding environment

Which gas found in the earth's atmosphere greatly impacts the daily range of temperature on earth. a) oxygen b) hydrogen c) nitrogen d) water vapor