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Baca Juga: Latihan Soal UTS PTS Kelas 9 TIK Semester 2 Kurikulum 2013 Beserta Pembahasan Part 2
a type of aircraft that derives both lift and propulsion from one or two sets of horizontally revolving overhead rotors. It is capable of moving vertically and horizontally, the direction of motion being controlled by the pitch of the rotor blades.
7.) rubber band :
a loop of stretchy rubber for holding things together.
8.) interested :
showing curiosity or concern about something or someone; having a feeling of interest.
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9.) kites :
a toy consisting of a light frame with thin material stretched over it, flown in the wind at the end of a long string.
10.) experiment :
