# Waves

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

### Clues

• Displacement from rest position to the crest (9)
• higher the frequency does what to the pitch (5, 2, 6)
• narrower gap does what to the waves(diffraction)? (8, 3, 6)
• sound wave is a type of what wave? (12)
• sound waves are caused by what? (9, 7)
• sound whales will be reflected by what type of surface? (4, 4, 8)
• waves are only refracted if that meet what? (1, 3, 6, 2, 2, 5)
• What is the wavelength ? (5, 2, 5)
• what must you make sure of when drawing the incidence? (4, 4, 2, 10)
• whats is called when waves change direction? (10)