Which of the following describe mission of an organization?.

1. kepler's three laws resulted from his careful analysis of data, and were not derived from a mathematical model. a. experimental b. hypothetical c. theoretical d. observational 2. which of the following was the earliest solar system model to exist? a. aristotelian b. heliocentric c. copernican d. ptolenmiac

How often do neap tides occur? a. about once a month b. about twice a month c. about once a year d. about twice a year

The different forms of a gene for a given trait are called .