Drag,force and magnetism
Across
- 3. the space aroun a magnet is called a ..?.. field
- 5. a magnet can also ..?.. another magnet
- 9. engineers are trying to reduce drag by giving the object a ..?.. shape
- 11. the units for pressure are ..?..
- 12. the ..?.. is the way the north pole of a compass moves near another magnet
- 14. ..?.. magnet is always magnetic
- 16. for a ..?.. area, the pressure will be low
- 17. the ..?.. pole will attract the south pole
- 18. sailors had to use a ..?.. to work out the direction
- 19. water resistance and air resistance are types of ..?..
Down
- 1. the ..?.. pole will repel the south pole
- 2. the force it produces is called ..?..
- 4. a piece of metal that can ..?.. other metals is a magnet
- 6. an ..?.. is a magnet made by electrocity
- 7. the ..?.. the wind, the more force you feel
- 8. for a ..?.. force, the pressure will be low
- 10. ..?..,nickel and cobalt are magnetic matereals
- 13. it is easier to cut something with ..?.. knife then with a blunt one
- 14. it is the amount of force pushing on a certain area
- 15. the ..?.. spread out the weight of the train