1:00
en
CR
Topic 6 & 7 Crossword
15
gyroscopes : devices with heavy outer rims they can be built to spin tens of thousands of times
pilings : large metal, concrete or wood cylinders
braces : can be added the materials are angled to direct the forces
friction : the force of rubbing two objects together
counter weight : a weight that provides a balance
centre of gravity : this is the place every object gets pulled down from
corrugations : this is what gives a piece of cardboard its strength
keystone : the center stone on an arch
footings : the concrete foundation beneath your houses basement walls
spin stabilization : this is the principle demonstrated by gyroscopes, this is especially useful for objects that do not rest on a solid foundation
foundation : something you need before you start constructing your structure
buttress : a support attached to a wall creating an arch
arch : fitted pieces of material creating a semi-circle at the top
cantilevers : a long projecting beam or girder fixed at only one end, they are mostly used in bridge construction
stable : a structure that is less likely to tip over
Topic 6 & 7 Crossword
Across:2. | this is the principle demonstrated by gyroscopes, this is especially useful for objects that do not rest on a solid foundation | 8. | the center stone on an arch | 11. | the force of rubbing two objects together | 12. | large metal, concrete or wood cylinders | 13. | devices with heavy outer rims they can be built to spin tens of thousands of times | 15. | a support attached to a wall creating an arch |
| | Down:1. | this is the place every object gets pulled down from | 3. | can be added the materials are angled to direct the forces | 4. | a long projecting beam or girder fixed at only one end, they are mostly used in bridge construction | 5. | something you need before you start constructing your structure | 6. | a weight that provides a balance | 7. | this is what gives a piece of cardboard its strength | 9. | the concrete foundation beneath your houses basement walls | 10. | a structure that is less likely to tip over | 14. | fitted pieces of material creating a semi-circle at the top |
| |
© 2016
PuzzleFast.com, Noncommercial Use Only
Topic 6 & 7 Crossword
Across:2. | this is the principle demonstrated by gyroscopes, this is especially useful for objects that do not rest on a solid foundation | 8. | the center stone on an arch | 11. | the force of rubbing two objects together | 12. | large metal, concrete or wood cylinders | 13. | devices with heavy outer rims they can be built to spin tens of thousands of times | 15. | a support attached to a wall creating an arch |
| | Down:1. | this is the place every object gets pulled down from | 3. | can be added the materials are angled to direct the forces | 4. | a long projecting beam or girder fixed at only one end, they are mostly used in bridge construction | 5. | something you need before you start constructing your structure | 6. | a weight that provides a balance | 7. | this is what gives a piece of cardboard its strength | 9. | the concrete foundation beneath your houses basement walls | 10. | a structure that is less likely to tip over | 14. | fitted pieces of material creating a semi-circle at the top |
| |
© 2016
PuzzleFast.com, Noncommercial Use Only