Which class of levers are these objects? 2º ESO A BILINGUAL SECTION

The crowbar We use the crowbar to make force for up objects or things. We use it to help us with somethings that need an extra effort, too. E F L Enrique García Ortea. Second ESO A BILINGUAL SECTION. The crowbar is a FIRST CLASS LEVER because it has the fulcrum between the effort and the load. Crowbar means PALANCA

Third class lever Bárbara González Roces

Women with a flag Is the therth lever The fulcrum is in the hand that is Below, the load is in beak of the flat and the effort is in the hand that is up. LUCÍA CANELLA

NUTCRACKERS LOAD FULCRUM EFFORT 2nd class lever The nutcrackers are a 2nd class lever because the load is between the fulcrum and the effort we make. JAVIER

ROD LOAD FULKRUM EFFORT JENIFER

Is a second class lever because the load is between The fulcrum and the effort. The hands are the effort because it makes force, the fulcrum is the wheel because it support the wheel barrow and the load is in the middle. Wheel Barrow SAMUEL

The object is a broom. It is a third-class lever because the fulcrum is in a side, the resistance is in the other side, and the effort is in the middle. Broom F E R CRISTIAN

SEE SAW This a first class, because the girl is the load .The fulcrum it`s in the middle of the see saw. And the effort it`s the boy . LOAD FULCRUM EFFORT Natalia Alonso Torre 2ºA nº1

FORK It is a first class lever. It has the load in the left, the fulcrum in the middle and the effort in the right It has the fulcrum in the middle. Andrea Díaz García

HAMMER It is a second class lever. It has the fulcrum in the left, the load in the middle and the effort in the right. It has the fulcrum in the left. ANDREA

Unit 7: mechanisms THE PLIERS It is a first class lever because: The fulcrum is in the middle. We put the load on the left. And we apply the efforce on the right. IRENE COTO

TWEEZERS The tweezers is the third class lever, because, the effort is in de tweezers, fulcrun is the hand and the load y the the object catch the tweezrs.

E F R Row i ng A man rowing is a lever, a first class lever because it has the fulcrum in the middle, in one side the effort and in another side the resistance. A man CRISTIAN

WHEELBARROW CELSO