Describes a computer program (for Apple II microcomputers) which simulates motion in a quadratic resisting medium. Descriptive equations, program inputs and outputs, and program evaluation are considered. Program listing and/or program on initialized disk may be obtained by contacting the author. (JN)

Examines the influence of two factors of the process of graphing on rural students' (n=93) ability to comprehend kinematics graphs on constant velocity events. Students exhibited difficulty in constructing and comprehending graphs of derived variables and were unaware of their own graphing skills deficiencies. (34 references) (MDH)

Problems ask students to calculate the pressure against a billboard in high winds and the velocity of water flowing from a reservoir through a cylindrical pipe. Problem solutions incorporate computer tools such as spreadsheets. (MDH)