cylinders
Pronunciation: [ˈsɪlɪndərz]
Word
Context: “geometry”
(noun) a three-dimensional shape that has two flat circles at the ends and a curved surface connecting them. Think of a can of soda; it looks like a cylinder.
Example
The teacher showed us a cylinder when we learned about different shapes.
Example
That is not a cylinder; it has a square base, not circular ends.
Example
Can you find an example of a cylinder in our classroom?
Context: “mechanics”
(noun) a part of a machine where energy is converted into movement, like in a car engine. It's a component that helps the engine run smoothly.
Example
In the car, the cylinders help create the power to move it forward.
Example
If the engine has no cylinders, it won't work at all.
Example
How many cylinders does your dad's truck have?
Context: “physics”
(noun) a hollow tube-shaped object that can hold or contain gases or fluids, often used in experiments or tools. Imagine a straw; it's similar to a cylinder.
Example
We used a cylinder to hold the water for our science experiment.
Example
We can't use that shape here; it is not a closed cylinder and will spill the liquid.
Example
What do you think will happen if we fill the cylinder to the top?
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