Question | Answer |
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 |