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Chandler, David – Physics Teacher, 1991
Two computer-generated star charts that can be used as overlay transparencies to show an expanding universe are presented. Directions on how to use the star charts to determine the Hubble constant and the age of the universe are provided. (KR)
Descriptors: Astronomy, Physics, Problem Solving, Science Activities
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Fox, Kenneth – Physics Teacher, 1991
An activity in which students use a rubber band and flexible straws to pull a dynamics cart so that the cart has a consistent angle and, therefore, a consistent horizontal component of force is described. A copy of the handout for the activity is included. (KR)
Descriptors: Acceleration (Physics), Force, Graphs, Physics
Peer reviewed Peer reviewed
Padgett, Wendy T. – Physics Teacher, 1991
Provides a list of 33 problem-solving steps extracted from physics textbooks and arranged within the following 3 categories: setup, solution, and checks. (MDH)
Descriptors: Cognitive Processes, High Schools, Learning Strategies, Physics