A2L Items Library
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A2L Item 001
Identifying the correct acceleration graph for a rolling ball on an incline. (Goal: Relating physical understanding of an object's motion to a graphical representation of acceleration.)
A2L Item 002
True/false statements about a moving object's acceleration. (Goal: Interrelate representations of acceleration and identifying potential misconceptions.)
A2L Item 003
Identify situations in which a body is not accelerating. (Goal: Hone the concept of acceleration.)
A2L Item 004
Statements about the acceleration of a ball that is thrown vertically. (Goal: Differentiate velocity and acceleration in the context of free-fall motion.)
A2L Item 005
A baseball is shot into the air; compare its acceleration at different times on a picture. (Goal: Honing the idea of constant acceleartion.)
A2L Item 006
Compare the average accelerations of different objects. (Goal: Contrast instantaneous and average acceleration. Explore the difference between them.)
A2L Item 007
Determine how far a marble rolls across felt given some information about change in velocity. (Goal: Linking acceleration to changes in velocity.)
A2L Item 008
Compare and interpret graphs of velocity vs. time for a toy rocket and payload. (Goal: Relate acceleration to slope of velocity graph)
A2L Item 009
Evaluate the effects of friction early in your trip, versus late in your trip, on the trip time. (Goal: Relate friction, velocity, and time.)
A2L Item 010
Improving accuracy of freefall measurements. (Goal: Recognize sources of measurement error.)
A2L Item 011
Assess the validity of a solution procedure for airplane aborting takeoff. (Goal: Analyze and evaluate a solution to a given problem.)
A2L Item 012
Comparing accelerations of objects from their position vs. time graphs (Goal: Recognizing acceleration in graphs of position vs. time)
A2L Item 013
Use a strobe diagram to tell when something is accelerating. (Goal: Perceiving acceleration from changes in position.)
A2L Item 014
Assess the validity of a solution procedure for skateboarder on an incline. (Goal: Analyze and evaluate a solution to a given problem.)
A2L Item 015
Compare the accelerations of two different objects. Underscores importance of both magnitude and direction. (Goal: Differentiate between magnitude and direction of acceleration.)
A2L Item 016
Use strobe diagrams to find average accelerations. (Goal: Differentiate between instantaneous and average acceleration.)
A2L Item 017
Identify the corrrect acceleration graph for a rolling ball kicked back up an incline (Goal: Relating physical understanding of an object's behavior to a graphical representation of acceleration.)
A2L Item 018
Identify the direction of acceleration when traveling in a vertical circle. (Goal: Honing the concept of acceleration especially regarding circular motion.)
A2L Item 019
Identify velocity graph for cart on incline (Goal: Relating physical motion with graphical representation)
A2L Item 020
Applying Newton's Third Law to bowling. (Goal: Recognizing how the concept of force relates to interactions.)
A2L Item 021
Identify the equal-and-opposite force (from Newton's Third Law) to the gravitation force. (Goal: Develop the ability to identify 3rd-Law Pairs, the parts of an interaction.)
A2L Item 022
Compare the travel times of two different masses travelling down differently-shaped ramps. (Goal: Link energy and kinematic quantities.)
A2L Item 023
Early problem of child pulling dog in wagon with constant velocity. (Goal: Develop good problem solving practices. Determining the value of procedure forces, those requiring use of the 2nd law.)
A2L Item 024
Forensic physics in a car crash. (Goal: Reason and evaluate statements about a real-world situation.)
A2L Item 025
Examine some position/time graphs to find out which objects had a net force applied to them. (Goal: Relate position/time graphs to force.)
A2L Item 026
Order the extent of compression of an internal spring in a 2 mass system given the same total force and mass. (Goal: Reasoning with 2nd law.)
A2L Item 027
Qualitative consideration of the net force on a vertical spring toy. (Goal: Contrast internal, external forces and net force.)
A2L Item 028
Analyze the forces acting between a tow truck pushing a car. (Goal: Reasoning using the 2nd law.)
A2L Item 029
Moving a chair by internal motions only. (Goal: Analyze the role of internal and external forces and the difference between static and kinetic friction.)
A2L Item 030
Order cases by increasing tension in string attached to hanging block. (Goal: Reasoning with 2nd law and honing of the concept of tension.)
This material is based upon work supported by the National Science Foundation under grant number ESI-9730438. The opinions, findings, conclusions or recommendations expressed herein are those of the authors and do not necessarily reflect the views of the National Science Foundation.
Assessing-to-Learn by William J. Gerace, William J. Leonard, Robert J. Dufresne, William J. Leonard, and Ian D. Beatty is licensed under a Creative Commons Attribution-NonCommercial 3.0 Unported License.
This page is maintained by Ian D. Beatty.
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