1. G C S E E le ct r icit y
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ACROSS DOWN
1. When the temperature of this component increases its 2. This is the live wire in a plug
resistance increases 3. A north pole on a magnet would be ________ to a south pole
6. Using stronger magnets with an electric motor will make the 4. This is when an electric current is carried through a liquid by ions
motor go ________ 5. This is anything that resists an electric current
8. When the temperature of a thermistor increases its resistance 7. _______ = charge (Q) x voltage (V)
_________ 11. A device that uses an electromagnet to make a cone move back
9. If the current through a wire is ____ then the power loss and forth
would be ____ 12. Charge is measured in this
10. Current in a series circuit is s ____ at any point
A c r o s __ D ow n
13. This type of circuit is where the current has a "choice" of routes
15. This is when electrons flow from one place to another 14. These devices are used to increase or decrease an AC voltage
1 . W h e n t h e t e m p e r a t u r e o f t h is 2 6 . T h is is t h e b lu e w ir e in a p lu g 2 . T h is is t h e liv e w ir e in a p lu g 2 7 . Q s t a n d s f o r t h is
17. A device that uses a small current to operate a larger current 16. A current-voltage (I-V) graph for this component would be a
c o m p o n e n t in c r e a s e s it s r e s is t a n c e 2 9 . I n c r e a s in g t h e n u m b e r o f c o ils o n a 3 . A n o r t h p o le o n a m a g n e t w o u ld b e 2 8 . T w o r o d s w it h t h e s a m e c h a r g e
19. A safety device that uses an g e n e r a t o r w ill _ _ _ _ _ _ t h e
in c r e a s e s
electromagnet straight _ _ _ _ _ t o a s o u t h p o le
___
line w o u ld t r y t o _ _ _ _ _ _ e a c h o t h e r
6 . U s in g s t21. Resistance w itmeasured in thise n e r a t e d c u r r e n t
r o n g e r m a g n e t s is h a n g 18.. Current w h e n a n e le c t r ic cthis n t is
4 T h is is is measured in u r r e 3 0 . O n ly t h r e e m e t a ls a r e m a g n e t ic -
e le c t r ic 23.t A safety e t h e m othat all plugs f a m a g n e t is p u s h e d in s id e a c o il
m o o r w ill m a k device t o r 3 1 . I have 20. Ac a r r ie d t usedg toa measureio n s
device h r o u h liq u id b y current t h is is o n e o f t h e m
g o _ _ _ _24._If you increase the resistance of e m o r e q u ic k ly t h a n t h e
__ _ o f w ir a circuit then ___ current 22.. This is thet "push" athats is t s a n electrons. moveg aroundCa r r e n t ( I ) x _ _ _ _ _ _ _
5 T h is is a n y h in g t h t r e makes 3 4 C h a r e ( Q ) = u circuit
will flow
8 . W h en t h e t em per a t ur e of a in d u c e d c u r r e n t w ill b e _ _ _ _ _ _ _ _ 25. LEDc t r ic c u r rfor Light ___________ 3 6 . A t y p e o f e le c t r ic it y w h e r e c h a r g e s
e le stands e n t Diode
t h e r m is25. in c r e a s e s it sand is t a n c e wire 2 . L Dplug a n d s f o r L ig h t _ _ _ _ _ _ _ _ _
t o r The green r e s yellow 3 in a R s t 27.. Q _ _ _ _ _ _ forhthis ( Q ) x v o lt a g e ( V )
7 _ stands = c a r g e "b u ild u p "
_________
26. This is the blue wire in a plug e s is t o r R
28. .Two e v ic e twithuthe asame charge would3 try r a n s f o r m e r s eachaother v o lt a g e
11 A d
rods h a t s e s n 9. T
to ______ in c r e s e t h e
9 . I f t h e c u r r e n t t h r o u g h a w ir e is 3 3 . I n a _ _ _ _ _ a p p lia n c e t h e E a r t h e le c t r o m a g n e t t o m a k e a c o n e m o v e t o r e d u c e _ _ _ _ _ _ _ lo s s in c a b le s
29. Increasing the number of coils on a generator will ______ 30. Only three metals are magnetic - this is one of them
_ _ _ _ t h e n t h e p o w e r lo s s w o u ld b e w ir e w o u ld b e c o n n e c t e d t o t h e c a s e b ack and for t h
the generated current 34. Charge (Q) = Current (I) x _______
____ 3 5 . E n e r g y is m e a s u r e d in t h is 1 2 . C h a r g e is m e a s u r e d in t h is
31. If a magnet is pushed inside a coil of wire more quickly than 36. A type of electricity where charges "build up"
1 0 . C u r r e n t in a s e r ie s c ir c u it is _ _ 3 6 . V o lt a g e s p lit s u p o v e r e a c h 1 3 . T h is t y p e o f c ir c u it is w h e r e t h e
_ _ _ _ a tthe induced current will be ________ e n t in a _ _ _ _ _ _ c ir c u it
a n y p o in t com pon 39. Transformers"c h o ic e " o f thet voltage to reduce _______ loss in
c u r r e n t h a s a increase r o u e s
1 5 . T h is is w h e n LDRtstands w f r o m
32. e le c r o n s f lo for Light _________ Resistor r r e n t t h r o u g h in
3 7 . T h e s e o n ly le t c u cablesh e s e d e v ic e s a r e u s e d t o in c r e a s e
14. T
o n e p la c 33. Inoa h_____ appliance the Earth d ir e c t io n
e t o a n t er o n e wire would be connected to o r d e c r e a s e a n A C v o lt a g e
1 7 . A d e v ic e t h acase s a s m a ll c u r r e n t
the t u s e 3 8 . A t r a n s f o r m e r t h a t in c r e a s e s 1 6 . A c u r r e n t -v o lt a g e ( I -V ) g r a p h f o r
t o o p e r a t e a Energy u r r e n t
35. la r g e r c is measured in this v o lt a g e is c a lle d a _ _ _ _ _ _ _ t h is c o m p o n e n t w o u ld b e a s t r a ig h t
1 9 . A s a f e t 36. v ic e t h a t splits n
y d e Voltage u s e s a up over each componentein a ______ circuit
t r ansfor m r lin e
e le c t r o m a g n e t 1 8 . C u r r e n t is m e a s u r e d in t h is
37. These only let current through in one direction
2 1 . R e s is t a n c e is m e a s u r e d in t h is 2 0 . A d e v ic e u s e d t o m e a s u r e c u r r e n t
38. A transformer that increases voltage is called a _____ __
2 3 . A s a f e t y d e v ic e t h a t a ll p lu g s h a v e 2 2 . T h is is t h e "p u s h " t h a t m a k e s
transformer
2 4 . I f y o u in c r e a s e t h e r e s is t a n c e o f a e le c t r o n s m o v e a r o u n d a c ir c u it
c ir c u it t h e n _ _ _ c u r r e n t w ill f lo w 2 5 . L E D s t a n d s f o r L ig h t
2 5 . T h e g r e e n a n d y e llo w w ir e in a p lu g _ _ _ _ _ _ _ _ _ _ _ D io d e