Determination for the modal age level for the grades IV and VI of the difficulty of the principle: a body at rest remains at rest, and a body in motion continues to move at constant speed along a straight line, unless the body is acted upon in either case by an unbalanced force.

Determination for the modal age level for the grades IV and VI of the difficulty of the principle: a body at rest remains at rest, and a body in motion continues to move at constant speed along a straight line, unless the body is acted upon in either case by an unbalanced force.

Thesis (Ed.M.)--Boston University

Bibliographic Details
Main Author: Jackman, Robert H
Language:en_US
Published: Boston University 2015
Online Access:https://hdl.handle.net/2144/10665

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