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Showing 1 to 4 of 4 for “"Videotape recordings"”.

  1. Investigation of liquid fuel jet injection into a simulated subsonic "dump" combustor

    … flow visualization, direct photographs and videotape recordings. The backlighted streak and spark shadowgraphs were used to obtain jet penetration and break-up information. Oil drop surface flow studies showed details of the flow in the recirculation region behind the step. The injectant for …

    vt Repository record for Investigation of liquid fuel jet injection into a simulated subsonic "dump" combustor (opens in a new tab)

  2. Rearing density effects on premigrant traits of the fall armyworm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae)

    … adult flight activity and was validated with videotape recordings of moths in actograph cages. Behaviors other than flying occurred; hence, computer-recorded counts were termed activity counts (one activity count was recorded each time a moth broke an infrared beam directed through a window in …

    vt Repository record for Rearing density effects on premigrant traits of the fall armyworm, Spodoptera frugiperda (J.E. Smith) (Lepidoptera: Noctuidae) (opens in a new tab)

  3. The use of scaffolding to improve student learning with interactive multimedia programs in chemistry

    … their interactions with the IMM software, audio recordings of the interactions and collaborations between students in pairs, and videotape recordings of both the interactions and collaborations between students in pairs and between students and the IMM software. The data from these sources, in …

    edithcowan Repository record for The use of scaffolding to improve student learning with interactive multimedia programs in chemistry (opens in a new tab)

  4. Pilot study of WrAP: A video-cued writing program with a computerized assessment component used to enhance the writing skills of students

    The purpose of this study was to ascertain if a video cued writing system will enhance students' writing skills by reinforcing the previously taught writing process in a video format. In addition the design used a computerized assessment to analyze the writing sample. This format would allow the …

    twu Repository record for Pilot study of WrAP: A video-cued writing program with a computerized assessment component used to enhance the writing skills of students (opens in a new tab)