name two devices that would be used in the smart housetv and door
They are commonly referred to as floaties.
Conforming with the principles Or methods use in Science
lever
lever
lol
The point it pivots round. That is when you use the lever which point on the lever does not move.
One use of a lever is a wheelbarrow.
You Use A Lever CORRECTION: You use a LeveL, not a LeveR. LEVEL!
The diaphragm of a microscope is used to control the amount of light passing through the specimen. By adjusting the diaphragm, you can regulate the brightness and contrast of the image, helping to improve visibility and clarity.
Whether something is a lever depends on how you use it. The most obvious thing to use as a lever would be a ruler, but conceivably you could use a pencil in that way, and scissors are necessarily levers.
Type III Lever