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- 1. Multiple ChoiceA compass behaves as it does because each needle acts as a(n) ___________.MagnetGuide
- 2. Multiple ChoiceMagnetic poles that are unlike ________and magnetic poles that are alike ___________.run; stayattract; repelstay; repelrepel; attract
- 3. Multiple ChoiceWhat is a magnetic field?purple lines with arrowsarea of magnetic force around a magnetit's like a really big football fieldarea of a magnet around a magnetic force
- 4. Multiple Choice
The strongest part of a magnet is...the bars.the force field.the poles.the middle. - 5. Multiple ChoiceAre the magnetic field lines in the picture correct?Yes, because they point from north to south.No, because they point from north to south (they're supposed to go the other way).Yes, because the North pole is on the left in all pictures.No, because the North pole is on the left in all pictures (it's supposed to be on the right).
- 6. Multiple ChoiceWhat does the following represent?
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙
⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙⊙A crowd with binocularsA bunch of coaxial cablesUniform magnetic field directed into the screen away from youUniform magnetic field directed out of your screen at you - 7. Multiple ChoiceWhat does the following represent?
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗
⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗⊗Multiplied by a billionA piece of modern artUniform magnetic field directed into the screen away from youUniform magnetic field directed out of your screen at you - 8. Multiple ChoiceMagnetic field lines are closet together at the __________.poleslines
- 9. Multiple ChoiceEarth's magnetic poles are in the same place as the geographic poles.TrueFalse
- 10. Multiple ChoiceMagnets can interact without touching.TrueFalse
- 11. Multiple Choice
What is the shape of a magnetic field around a wire?
- 12. Multiple Choice
What is the shape of a magnetic field around a solenoid?
- 13. Multiple ChoiceWhy are paper clips attracted to magnets?They contain silver.They contain aluminumThey contain tin.They contain iron.
- 14. Multiple ChoiceWhat is the direction of the current in the wire?updownleftright
- 15. Multiple ChoiceWhat is the direction of the current in this wire and what is the direction of the field above the wire?left, out of the pageleft, into the pageright, out of the pageright, into the page
- 16. Multiple ChoiceWhat is direction of the magnetic field around the wire?clockwisecounterclockwise
- 17. Multiple ChoiceWhat is the direction of the force?into the pageout of the pageleftright
- 18. Multiple ChoiceWhat is the direction of the force acting on the wire?into the pageout of the pageup the pagenone
- 19. Multiple Choice
Using the right hand grip rule, A represents the direction of the
current
magnetic field
- 20. Multiple Choice
Using the right hand rule, B represents the direction of the
current
magnetic field
- Answer choicesTagsAnswer choicesTags