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- 1. Multiple ChoiceWhich rule do we use to predict the direction a current carrying wire will move in a magnetic field?Fleming's Left Hand RuleFleming's Right Hand RuleFaraday's Left Hand RuleFaraday's Right Hand Rule
- 2. Multiple ChoiceWhat energy transfer occurs during the motor effect?Electrical - KineticMagnetic - KineticKinetic - ElectricalChemical - Kinetic
- 3. Multiple ChoiceIn Flemings Left hand rule what does the thumb point in the direction of?The direction of the magnetic fieldThe direction of the currentThe direction of the force (movement)None of these
- 4. Multiple ChoiceIn Flemings Left Hand Rule, in what direction does the second (middle) finger point? (The first finger is the one by your thumbThe direction of movementThe direction of the magnetic fieldThe direction of electrical currentThe direction of electron flow
- 5. Multiple Choice
The current in the green wire flows from the left to the right. What direction does the wire move?UpDownInto the pageOut of the page - 6. Multiple ChoiceWhat happens when two north poles of a magnet are placed together?they repelthey attractthey cancel each other outthe strength of the magnet is doubled
- 7. Multiple ChoiceA north pole and a south pole will attract.TrueFalse
- 8. Multiple ChoiceWhat will happen when these magnets are brought close together?They will attract each other.They will repel each other.Both magnets will turn to the leftBoth magnets will turn to the right
- 9. Multiple ChoiceTrue or False: All metals stick to magnets.TrueFalse
- 10. Multiple ChoiceWhere is the force of attraction the strongest on a magnet?at the polesin the middleabove the magnetbelow the magnet
- 11. Multiple Choice
Which statement is true?
All magnets have a North and South Pole
All magnets can attract large objects
Magnets can not pull through solids
All magnets have the same shape and size
- 12. Multiple ChoiceThe AREA around a magnet where you feel a pulling force.GravityMagnetic FieldMagnetism
- 13. Multiple ChoiceMagnets are _____ to objects that contain Iron, Nickel, Cobalt or SteelAttractedRepelled
- 14. Multiple ChoiceWhat energy transfer occurs during the motor effect?Electrical - KineticMagnetic - KineticKinetic - ElectricalChemical - Kinetic
- 15. Multiple Choice
In Fleming's Left Hand Rule what does the thumb point in the direction of?
The direction of the magnetic field
The direction of the current
The direction of the force (movement)
None of these
- 16. Multiple ChoiceSurrounding every magnet is a __________ __________.magnetic fieldelectrical currentanother magnetan enemy
- 17. Multiple Choice
A loudspeaker will only work with...
AC electricity
DC electricity
- 18. Multiple Choice
Simple motor will only work with...
AC electricity
DC electricity
- 19. Multiple Choice
Increasing the current will make the motor...
spin faster
spin slower
spin in the opposite direction
it won't have any effect
- 20. Multiple Choice
Decreasing the strength of magnets will make the motor...
spin faster
spin slower
spin in the opposite direction
it won't have any effect
- 21. Multiple Choice
Switching the poles of a magnet will make the motor...
spin faster
spin slower
spin in the opposite direction
it won't have any effect
- 22. Multiple Choice
A magnetic field like this is called...
a parallel field
a distorted field
a uniform field
a paramagnetic field
- 23. Multiple Choice
Adding more turns to the coil of a wire will make the motor...
spin faster
spin slower
spin in the opposite direction
it won't have any effect
- 24. Multiple Choice
What can be used to see the shape of the magnetic field around a magnet? Choose 2 answers
iron nail
iron filings
compasses
battery
- 25. Multiple ChoiceIn this image, matching north poles from two magnets are introduced. What do you predict will be the outcome?There will be no interaction. The poles of magnets do not have an effect on one another.The two north poles will attract each otherThe two north poles will repel each otherThe two magnets will combine and become one magnet
- 26. Multiple ChoiceMagnets that are arranged like this will _______.move away from each other (repel)move towards each other (attract)
- 27. Multiple ChoiceThese magnets will _______.move away from each other (repel)move toward each other (attract)
- 28. Multiple ChoiceThe strength of the magnetic field produced by a flowing current in a wire is affected by:The size of the CurrentThe distance from the wireThe number of coils of wireAll 3
- 29. Multiple ChoiceThe strongest part of a magnet is...the bars.the force field.the poles.the middle.
- Answer choicesTagsAnswer choicesTags