Share Complex machine
Save to Folder
Which type of mechanism do we use in a corkscrew and sliding doors?
A rack and cog.
Several cogs that are connected.
Gears
It transmits the movement from one cog to another
A chain
It moves in a straight line when a cog turns:
A Rack
Several cogs that are connected.
Gears
When we turn one cog it transmits movement to the other cog thanks to the chain. Both cogs move in..........direction
Diferent
The Same
Which type of mechanism are pedals on a bicycle?
Cranks
Gears
Cog and chain
Cog and Rank
The cogs on a bicycle … .
make the back wheel spin and they are on axles
are on axles
make the back wheel spin
Before cleaning a toaster, you should … .
empty it
have some toast
get it wet
unplug it
If your TV breaks, you should …
throw it out
give it to your little brother
try to fixed
buy a new one immediately
What moves in a straight line when a cog turns?
Rack
Pulley
Chain
Gear
What are the simple machines in scissors?
Wedge and Incline plane
Wedge and Screw
Levers and Wedges.
Levers and Pulley
We have .... in clocks and wind-up toys.
gears
levers
chains
bateries
