1) An example of a first order lever is a) cocoa broom b) hammer c) mango cutter d) scissors 2) A lever is described as a/an a) common simple machine where effort is applied to overcome a load b) complex machine with moving parts c) complex machine where effort effort is applied to overcome a load d) simple maching wiht moving parts 3) Which is an example of third-order lever? a) cricket bat when hitting ball b) scissors when cutting kite paper c) seesaaw d) wheelbarrow 4) A force mulitplier is descibed as it allows the load to be lifted with the a) double effort b) more effort c) less effort d) same effort 5) An example of a second-order lever is a) fishing-rod b) scissors c) tweezer d) wheelbarrow 6) Which of the following is an example of a distance multiplier? a) bottle opener b) crowbar c) fishing rod d) seesaw 7) In a first-class level, the pivot is located between the  a) after the effort b) at the end of the lever c) before the load and effort d) between the load and effort 8) What class type of lever is a crowbar acting as when lifting a heavy object? a) 1st b) 2nd c) 3rd d) 4th

LEVERS

인쇄
퍼가기

순위표

비주얼 스타일

옵션

템플릿 전환하기

자동 저장된 게임을 복구할까요?