Pressure

Home / Tags / pressure

All features, stories and articles tagged with: Pressure


10 items in this section. Displaying page 1 of 1

How does a Submarine Work?

How does a Submarine Work?

Jules Verne in his science fiction, 20,000 Leagues under the Sea, mentions a ship, Nautilus, which could dive beneath the waves and surface again when it wanted to. Even before submarines were thought about, Verne had created the blueprint of this technological marvel.

What is a Volcano?

What is a Volcano?

What is nature’s most powerful, most destructive, most dangerous form? Some would say an earthquake, others a cyclone. However, these phenomenon are relatively smaller and less destructive in scale compared to the fury of a volcano.

What is the Weight of Air?

What is the Weight of Air?

As you stand in the middle of a playground or while you are sitting in your class, there is an immense weight right over your head, but you do not feel it! This is the weight of the atmosphere, or air, as we know it.

How do Earthquakes Happen?

How do Earthquakes Happen?

Simply put, the shaking of the earth caused by a sudden shifting of rocks below its surface, is called an earthquake. The earths crust or outermost layer, is not made of one single piece of solid rock.

Why do Airplanes have Wings?

Why do Airplanes have Wings?

I remember my trip to Goa. The flight was scheduled for six a.m. As the aeroplane taxied on the runway it gained speed. I felt a kick in the stomach and then we were airborne. It was my first flight and I was very excited.

How do Humans Balance on Two Legs?

How do Humans Balance on Two Legs?

Four-year-old Rohit couldn’t understand why his parents and grand parents were so happy on seeing his 10-month-old sister, Ruchi, take a few unsteady steps towards her favorite toy. What was so unusual about her walking -after all, he could walk and run without anyone’s help, yet no one ever clapped nor hugged him, the way they were doing it for his sister.

Why does Cola Fizz?

Why does Cola Fizz?

Switch on the television and you are bound to see some cola advertisements. Aamir Khan, a Bollywood hero, pops open a cola and the bubbly drink fizzes to the top. Have you ever wondered what causes the countless teeny bubbles in all these soft drinks?

What is Blood Pressure?

What is Blood Pressure?

The heart is a live pump that delivers blood to different parts of the body. Blood flows in or flows out when the heart contracts and expands. The blood is forced into the arteries, which expand to receive the oncoming blood.

Why's it hard for Ketchup to flow?

Why's it hard for Ketchup to flow?

Why is it so tough to get ketchup out of the bottle? Why’s it hard for Ketchup to flow? [Illustration by Shinod AP] When you overturn a sauce bottle that has been left untouched for some time, chances are, either the sauce will not come out at all or a gigantic blob will plop down on your plate.

Why do Ears Pop?

Why do Ears Pop?

Recently I went to the top of a skyscraper in a lift. After I had gone up a few stories, I felt a funny sensation in my ears. My eardrums seemed like they were growing and were about to burst.

  • ❮ Previous
  • Next ❯

Source: https://www.pitara.com/tags/pressure/

Pitara literally means ‘a chest full of surprises’. For over 20 years (this website was started in 1998) we have been publishing original multi-cultural, multi-lingual and inclusive content to help kids explore, discover, learn, play, enjoy... All our content is copyright protected. If you wish to use our content ask us — some of the world's leading publishers regularly license our content.

© 1998 – 2020 Impellio Media Company