Structure of the earth

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G N N K M H H V B M C G K V M J V R P X T
Q M G D B S X N Q U V C I L B T R B B M E
T D I K T V H D S I A R R S V B S E E N K
Q F N D V T E W I N F U O P X O E V X J F
I O P X S R A L L I I S N W M A C S Y W B
N P K K B L T L I M R T N A I C R I B N Y
C D X R M G O G C U O A I C J B O M A M X
L W N L E P F O A L N N C D E F F A L I N
H J T O T L T V A A A D K Y W E L U G B G
S S I W S J H N N D N U E P R P A M V I X
R D E O U T E D D N D P L J V B G H A J T
I I H Y R W C T M A N P A V V A U R Q L U
C K J O C O O C A A I E L P H L F N M X D
L S F N V I R G G C C R L D K K I Y O N H
X H E I Q P E T N I K M O D A J R U T N C
R X O Q T C N L E L E A Y X C F T F X L U
N O W D P X P C S I L N D D W M N C K W L
F P I L C I X E I S B T A W M I E R G C M
N G I A Q U R E U O D L F X I T C T N N I
I J M V R S S K M R H E S I J G V D J T J
Y L K A V X A J F T D X Y W U W J C B Y O

Clues

  • What causes the earths shape? (11, 6)
  • What generates convection currents? (4, 2, 3, 4)
  • What is oceanic crust made of? (4)
  • What is sial? (6, 3, 9)
  • What is sima? (6, 3, 9)
  • What is the core made of? (4, 3, 6)
  • What is the inner core made of? (4, 6, 5)
  • What is the lithosphere? (5, 3, 5, 6)
  • What is the outer shell of the earth? (5)
  • What shape is the earth? (5)

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