1) Crowbar is considered from ________ lever. a) 1st class b) 2nd class c) 3rd class 2) All the following are from the first class levers except a) the crowbar b) the scissors c) nutcrackers d) the seesaw 3) wheelbarrow is considered from _____ class levers. a) first b) second c) third 4) All the following are from the 3rd class levers except _______. a) wheelbarrow b) manual broom c) fishing tool d) sweet holder 5) ____ is a lever from the 3rd order a) sweet holder b) scissors c) nut cracker d) nail clippers 6) the effort force is between the resistance and fulcrum in _______. a) nutcracker b) scissors c) sweet holder d) crowbar 7) _____ have the effort force between the resistance force and fulcrum a) 3rd class levers b) 2nd class levers c) 1st class levers 8) which of the following is a 2nd class lever a) see saw b) wheelbarrow c) sweet holder d) hockey bat 9) _____ are from the second class levers a) nutcracker, wheelbarrow ,bottle opener b) sweet holder, wheelbarrow , bottle opener c) tweezers , hockey bat , manual broom d) paddle , pincers , scissors 10) which of the following moves from a place to another a) wheelbarrow b) manual broom c) pincers d) nutcracker 11) the opposite figure represents a) 1st class lever b) 2nd class lever c) 3rd class lever 12) the levers that have fulcrum between effort force and resistance force a) 1st class levers b) 2nd class levers c) 3rd class levers 13) from the first class levers is ____. a) scissors b) nutcracker c) sweet holder d) manual broom 14) ____ have the resistance force between the effort force and fulcrum a) 1st class levers b) 2nd class levers c) 3rd class levers 15) soda water opener is a ______. a) 1st class levers b) 2nd class levers c) 3rd class levers
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Types of Levers L.1
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Ahmedover912
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science
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