1) Simple machine a) b) c) d) 2) Complex machines a) b) c) d) 3) Complex machines a) b) c) d) 4) Simple machines a) b) c) d) 5) Complex machines a) b) c) d) 6) It needs electricity. a) b) c) d) 7) It needs electricity a) b) c) d) 8) It needs electricity. a) b) c) d) 9) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel 10) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel 11) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel 12) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel 13) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel 14) What type of energy can you see? a) Human force b) Electricity c) Solar energy d) Fuel

Machines

만든이
인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?