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lesson 3.3

science 3.3

QuestionAnswer
a wedge is a sloped surface that forces materials apart {true/false} True
when u turn a screw into a piece of wood, the input force of the screwdriver is converted to an output force by the threads of the screw. {true/false} True
what do you call when two or more simple machines work together a compound machine
what are the 6 types of simple machines lever, wheel&axle, screw, pulley, inclined plane, wedge
what is a compound machine when two or more simple machines operate together
how do you calculate the efficiency of a compound machine multiply the efficiencys of each simple machine together
three examples of a wedge a. your front teeth b. and ax c. a knife
three examples of a lever a. stapler b. tweezers c. nut cracker
three examples of wheel&axle a. screwdriver b. a ferris wheel c. pencil sharpener
what type of simple machine is , flagpole pulley
what type of simple machine is , narro
a wedge is a sloped surface that forces materials apart {true/false} True
when u turn a screw into a piece of wood, the input force of the screwdriver is converted to an output force by the threads of the screw. {true/false} True
what do you call when two or more simple machines work together a compound machine
what are the 6 types of simple machines lever, wheel&axle, screw, pulley, inclined plane, wedge
what is a compound machine when two or more simple machines operate together
how do you calculate the efficiency of a compound machine multiply the efficiencys of each simple machine together
three examples of a wedge a. your front teeth b. and ax c. a knife
three examples of a lever a. stapler b. tweezers c. nut cracker
three examples of wheel&axle a. screwdriver b. a ferris wheel c. pencil sharpener
what type of simple machine is , flagpole pulley
what type of simple machine is , narro
what type of simple machine is , seesaw lever
a shaft that turns axle
the part of a lever that applies force input arm
an oar is what class of a lever first-class
what is a compound machine when two or more simple machines operate together make a compound machine
how is the efficiency of a compound machine calculated multiplying the efficiency's of each simple machine
what happens to the efficiency of the overall machine as more simple machines are added to it the more simple machines you add decreases the overall efficiency
Created by: hilldia8838