1
Q
familiar
A
frequently seen heard or experinced
2
Q
hollow
A
unfilled space
3
Q
sonic boom
A
a loud exploisin noise created by an air craft breaking the speed of sound
4
Q
curiosity
A
eager to know or learn something
5
Q
flicker
A
shine unsteadily
6
Q
investigate
A
carry out research so as to discover facts or information
