Direct Measurement Video Library for 1-Dimensional Motion
Videos shown here contain grids, rulers, frame counters and other
overlays that allow students to make measurements directly from the
videos. Students can use this data to answer questions and solve
problems. For each video, sample questions are shown, and in some cases,
sample lesson plan ideas.
To download the video, alt-click on the link and select:
"save linked file as..." (Firefox)
"download liked file as..." (Safari)
"save link as..." (Chrome)
Here are three similar video clips, so students do not have to work on the same video:
Download the Quicktime file: Video of roller coaster 1 (Quicktime Video 11.2MB Jul23 12) here.
Download the Quicktime file: Video of roller coaster 2 (Quicktime Video 11.4MB Jul23 12) here.
Download the Quicktime file: Video of roller coaster 3 (Quicktime Video 5.8MB Jul23 12) here.
Sample question: What is the speed of the roller coaster?
July 4th Cannon
Download the QuickTime file: July 4th cannon (Quicktime Video 1.9MB Nov12 12)
question: Determine the speed of the bomb after it exits the launch
tube. Based on this launch speed, predict the maximum height of the bomb (assuming it does not explode first).
Toy Car Accelerates
Download the QuickTime file: Direct Measurement Video of Toy Car Accelerating (Quicktime Video 5MB Feb20 13)
Sample question: Determine the acceleration of the car.
Sample activity: Direct Measurement Video: Measure the Acceleration of a Toy Car