Zaregistrovať sa ako učiteľ
PHYSICS HHW
Text z Príbehu
- Šmykľavka: 1
- Mom, I am unable to remember the types of forces.
- Laura, what's wrong ? You seems to be worried.
- Thank you, Mom
- Oh.. I'll help you in this. I'll teach you an easy method to remember them.
- Šmykľavka: 2
- MAGNETIC FORCE, the force exerted by a Magnet or Magnetic substances.Eg - Magnet attracts Iron,
- You're welcome, Laura
- Is it still hurting ?
- I will explain them orally as I don't have the materials to show you as examples.
- It is better now. Mom, there are 2 more forces left.
- MECHANICAL FORCE, the force exerted by machines.Eg - Engine of a Car, Closing and Opening of Door
- Thank you so much, Mom. I understood FORCE and TYPES OF FORCE properly by the examples you gave me today.
- Šmykľavka: 3
- Observe the examples I show you, only then you will know what they are.
- Yes, Mom
- So, let me start with FORCE. Force is a Pull or Push that affects an object in some way.
- Šmykľavka: 4
- See, now the books fell down. So, there is no physical contact between the books and my hand, It is called NON - CONTACT FORCE.
- Yes Mom. I am able to relate these with my Textbook.
- Laura, I am able to stand because the gravity is pulling me towards the ground, So, it can be also called GRAVITATIONAL FORCE. The objects need not always be in physical contact.
- Šmykľavka: 5
- Notice this Laura. For holding the books, my muscles are being used too. So, it can be also called MUSCULAR FORCE.
- See, as I am holding the books, there is a physical contact between the books and my hand, so it is called CONTACT FORCE.
- Yes, Mom. This is exactly what I asked ma'am that day.
- Šmykľavka: 6
- Laura, do you feel your hair being pulled by the TV Screen ?
- It's ok, Darling. It happened because of FRICTIONAL FORCE. It is the force that opposes motion when two or more objects are in contact move in respect to each other.
- Mom, I tripped over the books. Ooouuch !! It hurts..
- Yes Mom, I do
- Šmykľavka: 0
- It is because of ELECTROSTATIC FORCE. Before you came into the room, I was watching TV. So, the TV is the Charged Body and your hair is Uncharged. Hence, it was attracting your hair.
Vytvorených viac ako 40 miliónov storyboardov
Na Vyskúšanie nie je Potrebné Žiadne Sťahovanie, Žiadna Kreditná Karta a Žiadne Prihlásenie!
