Full Idea
Though there is motion, the corpuscles will not be dynamic because the idea of forces between the particles or groups of them does not figure in the theory.
Gist of Idea
The corpuscular theory allows motion, but does not include forces between the particles
Source
report of Robert Boyle (The Origin of Forms and Qualities [1666]) by Peter Alexander - Ideas, Qualities and Corpuscles 5.2
Book Reference
Alexander,Peter: 'Ideas, Qualities and Corpuscles' [CUP 1985], p.120
A Reaction
This is the view of Locke, as well as of Boyle. I quote this because I take to it be a particular target of Leibniz's disagreement.