Newton's Second Law Crossword

This printable crossword puzzle on the topic of Physics has 10 clues. Answers range from 5 to 16 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.

Friction,or drag, that acts on something moving through the air.
Anything that flows; in particular, any liquid or gas.
A diagram showing all the forces acting on an object.
When two values change in opposite directions, so that if one is doubled the other is reduced to one half.
Force per surface area where the force is normal to the surface: measured in pascals.
A force that opposes motion between two surfaces that are in contact.
Friction the resistance force that must be overcome to start an object in motion.
The resistance force between a surface and a rolling object.
The resistance force of a gas or a liquid as an object passes through.
The resistance force between two surfaces already in motion.