levers screws and wheel and axle are the only ones I know
What simple machines are used in gymnastics equipment?
a simple incline is used in gymnastics- a "cheese wedge" i think a spring board qualifies as well
What are six types of complex machines?
A complex, or compund machine is anything that uses more than one simple machine at the same time.
Which means that there's no limit to how many complex Machines there are.
wedge
What simple machines make up a bulldozer?
the bulldozer works on many mechanisms and governors.
the mechanisms used is the slider crank mechanism and crank-crank mechanism
it uses hartung governor
Why is the mechanical efficiency of most compound machines lower than most simple machines?
It is lower because compound machines have more moving parts that a simple machine does.
1. 1 By changing the oil regularity
2. 2 By cleaning the machine
3. 3 By not putting water on the machines
What type of simple machines is clothesline?
a clothesline is considered to be a pulley, because it has a wheel and a rope around it.
All simple machines are variations of which two basic machines?
as you'll see the pulley and wheel and axle are modified forms of the lever, and the screw and wedge are modified forms of the incline plane.
The work ouput of the second machine will usually be more than the work input of the first machine.