The apparent weightlessness of astronauts is another observation that students use to reason about gravity. For example, 50.3% of the students in Williamson and Willoughby (2012) indicated that astronauts appear to float in
The apparent weightlessness of astronauts is another observation that students use to reason about gravity. For example, 50.3% of the students in Williamson and Willoughby (2012) indicated that astronauts appear to float in