Three Canadian skaters had multi-point performances, as Morgan Frost contributed a goal and an assist while Ty Smith and Jack Studnicka each notched two helpers. Maxime Comtois, Brett Leason, Alexis LaFreniere and MacKenzie Entwistle also reached the back of the net in the win.
Avalanche prospect Shane Bowers of Canada recorded 16:21 of time on ice in the victory.
Ondrej Machala registered the only marker for the Czech Republic, tying the outing at 1-1 in the first period
The Czechs' Martin Kaut, Colorado's first-round selection (16th overall) of the 2018 NHL Draft, had two shots on net in 14:13 of ice time.
The Czech Republic (1-2-0, 2 points) closes out the preliminary round with a clash against Denmark (0-3-0, 0 points) on Monday afternoon. Team Canada (3-0-0, 9 points) has a perfect record entering Monday's pool-play finale against Russia (2-0-0, 6 points).