Motion, Forces and Machines Crossword Puzzle

QUESTIONS LIST:

• block and tackle : a machine made from two sets of pulleys
• cam : an oval or offset wheel designed as a mechanism to convert rotation into oscillation
• effort : the force applied to work a machine
• elastic : describes a material that springs back to shape when forces that changed its shape are removed
• force : a push or pull that tries to change an object's movement
• friction : the force that opposes motion when one surface slides, or tends to slide, over another
• gravity : the force that pulls objects towards the earth
• invention : a machine someone has created to do a task
• load : the force which a simple machine overcomes
• magnetic : affected by, or producing, magnetism; a piece of material that attracts iron and other magnetic materials with the magnetic force
• mechanisms : devices with moving parts, often designed to transform one kind of motion into another
• motion : movement
• movement : change of position; motion from one place to another
• oscillation : repeated to-and-fro movement
• pivot : a turning point such as a hinge
• pulley : a simple machine; a grooved wheel over which a rope or belt runs
• rollers : logs or other cylinder shapes placed under something to roll it along
• rotation : turning motion
• translation : movement in a straight line