Do straws have 1 or 2 holes? “It has one hole , because it’s topologically equivalent to a doughnut and a coffee cup (and some would say a human, though we’re arguably more of a genus-5).” “One hole, it’s topologically alike to a donut. And, fun fact: a human. One entrance, one exit.”
Do straws have one hole or two holes?
So, according to Riemann, because a straw can be cut only once — from end to end — it has exactly one hole .
How much holes do straws have?
The mathematically correct answer is 1 hole . A straw is topologically the product of a circle, which has 1 hole, and an interval, which has 0 holes. So the straw has 1 hole.
Does a paper towel have 2 holes?
Is a straw a cylinder?
This question seems to be more controversial than I would have thought. I guess I understand the “two holes” camp; after all, a straw is a cylinder through which liquid flows from one end to the other and that seems like two holes. But that’s wrong.
Why does a straw have 2 holes?
This is the argument claiming that a drinking straw has two holes. A straw is a cylinder, in which two circles at each end can be traced. Two openings = two circles = two holes . A hole through which stuff goes in, and another through which stuff comes out.
How many holes does a human body have?
There are seven natural body openings or orifices providing access to an internal cavity through a natural passage called a canal, duct or meatus.
How many holes does a cup have?
A bowl has no holes (genus 0), a coffee cup has one (through the handle – making it genus 1), a pair of spectacles (without the pieces of glass) has two holes (genus 2), and a pretzel can have three holes (genus 3).
Does a straw have two holes type questions?
“ It has one hole , because it’s topologically equivalent to a doughnut and a coffee cup (and some would say a human, though we’re arguably more of a genus-5).” “One hole, it’s topologically alike to a donut. And, fun fact: a human. One entrance, one exit.”
How many holes does a paper towel have?
Twitter user Garratt Dennis agreed, writing: “Okay I could be wrong but I think a hollow cylinder (the paper towel roll) is homeomorphic to a torus which has one hole, therefore the roll of paper towels has one hole with two openings .”
Does a tube have a hole?
Does a toilet paper roll have two holes or one?
Simple answer is, a roll of toilet paper has 1 hole going through it, like an open cylinder. The hole through an open cylinder is end-cap to end-cap. It’s not a torus, though they have can have holes. Torus holes can also have a 0 radius, or even a negative radius, and it’s still considered the “hole”.
How many holes does a Polo have?
It asks you “How many holes in a polo?”, with the possible answers being all numbers from one to four. The answer to the question is “4”, since it’s talking about the holes in the letters that form the words “a polo”. There is one hole each in the letters A, P, and the two O’s .
Is a straw one or two holes Reddit?
“It has one hole , because it’s topologically equivalent to a doughnut and a coffee cup (and some would say a human, though we’re arguably more of a genus-5).” “One hole, it’s topologically alike to a donut.
Can a hole have two openings?
Team “Two Holes” argues that a straw has an entrance and an exit, and thus has TWO holes . Imagine a pipe. If something goes in a pipe in your house, crosses town underground, and then comes out on the other end of town. The two ends of the pipe are part of the same system, but are two unique and distinct holes.
How many holes does a sock have?
Yeah! Me: I was thinking about that and wondering whether there are any kinds of clothing that have one hole or two holes. T: Socks have one hole !
Which body has nine holes?
Two eyes, two ears, your mouth, your nostrils, your anus and genitals . The king in the city is the consciousness, the Queen the intelligence, both married together in this city. The queen or intellignce has bodyguards, known as the senses (smell, hearing, vision, touch, taste).
What are the 10 holes in human body?
I can think of at most ten: mouth, left and right nostril, left and right ear, left and right eye, anus, urethra, and clitoris .
How many holes does a human heart have?
Whats considered a hole?
an opening through something; gap; aperture : a hole in the roof; a hole in my sock. a hollow place in a solid body or mass; a cavity: a hole in the ground. the excavated habitation of an animal; burrow.
Why do water bottles have two holes?
This constant flow of air into the container allows the liquid to flow smoothly without bubbling or splashing, because the air doesn’t have to try to enter the same hole the liquid is exiting. Likewise, the second hole also acts as another exit for steam from inside the cup .
Does a mug have a hole?
Every time you pour a hot drink like coffee or tea into your mug, it heats the air in between the layers, causing it to expand. The hole offers a path for the expanded air to escape.
Does a sock have a hole?
How many holes are in a shirt?
Brain Teaser Answer
Two holes are there on the sleeves of the T-shirt. One hole is at the neck of the t-shirt and the last hole is at the bottom of the T-shirt. So, the answer to the riddle is 8. There are total 8 holes in the T-shirt.
How is a straw made?
How many holes does a flute have?
The flute is a transverse (or side-blown) woodwind instrument that is closed at the blown end. It is played by blowing a stream of air over the embouchure hole. The pitch is changed by opening or closing keys that cover circular tone holes (there are typically 16 tone holes ).
Does a torus have a hole?
In layman’s terms, it’s the number of “holes” an object has (“holes” interpreted in the sense of doughnut holes; a hollow sphere would be considered as having zero holes in this sense). A doughnut, or torus, has 1 such hole , while a sphere has 0.
What is the correct way to hang toilet paper?
It’s best to hang the toilet paper over the roll so that your fingers only touch what you need . This practice minimizes how much bacteria is deposited on the wall and ensures you peace of mind when touching something a stranger has just used.
Which way should toilet paper face?
Who invented toilet paper?
What flavor is cardboard?
Question 29 from the Impossible Quiz says “What flavour is cardboard?”, while the possible answers say “Honey”, “Pork scratchings”, “Egg mayonnaise”, and “Talc”. The correct answer is “ Egg Mayonnaise ” because Splapp-Me-Do doesn’t like egg mayonnaise at all. He actually thinks it tastes like cardboard!
What do you call a wingless fly?
What follows December 2nd?
While it would seem sensible to choose “December 3rd” or “A question mark”, the answer in this case is “n” , because it’s what follows the word “December” the second; in other words, it’s the second character after the word.
Does a tube have two holes?
How many holes does a human body have?
There are seven natural body openings or orifices providing access to an internal cavity through a natural passage called a canal, duct or meatus.
How many holes does a cup have?
A bowl has no holes (genus 0), a coffee cup has one (through the handle – making it genus 1), a pair of spectacles (without the pieces of glass) has two holes (genus 2), and a pretzel can have three holes (genus 3).
