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What object contains an axle and wheel? a door or a bike?
a bike
A slide is an example of a ramp or wedge?
a ramp
You use this to push down and activate machines or move heavy things.Is it an ax or a lever?
lever
You find this in bikes and cars.Wheel and axle or lever?
wheel and axle
A tool that you use to cut wood. Hammer or axe?
axe
A round thing on a door, which you use to open and close it. A seasaw or a door knob?
door knob
The glass part of an electric light that gives light. door knob or light bulb?
light bulb
A piece of wood or other material, with one thick and one thin pointed end. A wedge or a ramp?
wedge
A small metal thing with a sharp end, which you use for joining things together. A screw or an ax?
screw
A path that you use instead of steps to go up or down. A screw or a ramp?
ramp
Who invented the first airplane? Thomas Edisonn or the Wright brothers?
The Wright brothers
What machine was invented to make clothes? The sewing machine/the television
the sewing machine
