Inertia in Real Life

Everything stops. Yes, everything. And to be precise, nothing continuously moves.

Roll a ball. See it roll until it stops. What do you think is the cause? Why does it stop?

According to the laws of Motion made by Sir Isaac Newton, that action passes the standards of the law of inertia.

Sir Isaac Newton, best known for its Laws of Motion

What is the Law of Inertia?

According to Sir Isaac Newton, an object when at rest stays at rest, unless if interacted by an opposite force. This means that an object will not move unless a force, (like pushing or air) interacts.

But come to think of it, if a ball continues to roll without any force stopping it, wouldn’t it be continuous?

A rolling ball

An example of an opposite force is friction. When an object is in contact, friction helps it stop. Without it, it would be rolling and moving for time. (even weeks, years, er- forever!)

What I can Relate it to Real Life

For me, the law of inertia can be applied in real life. It is like a friendly reminder to stop for a break, or continue to move on. It is like a motivational quote that wil keep you from doing its best without pushing you to the limits unless if you require to. It can also serve as a warning, to stop the mistakes of the past or to continue the good choices for a better tomorrow.

Image source: hqttps://www.biography.com/scientist/isaac-newton https://www.dreamstime.com/royalty-free-stock-image-rolling-ball-green-lawn-image13913626

Elements and Compounds

A molecule is composed of atoms. Molecules compose matter. Matter is anything that occupies space and has mass. It is present anywhere. It can be a solid, a liquid, a gas, or plasma. Do you wonder what are the types of matter?

Matter has two types, elements and compounds. An element is a pure substance which cannot be broken. A compound is a substance formed by two or more elements.

Hundreds of elements and compounds are present in our body and in our society. Below are some of those:

Elements and compounds found in our body

  • water (H²O) composes 90% of our body
  • calcium helps strengthen our bones
  • iron is the main component of blood

Elements and compounds useful in our society

  • oxygen (O) is the component of the airthat we breathe
  • hydrogen (H) is about 90% composed of the whole air
  • helium (He) is used for nuclear fusions and balloons
Image source: https://www.google.com/search?q=elements+science&source=lmns&bih=516&biw=360&client=ms-android-huawei&prmd=isvn&hl=en&ved=2ahUKEwier5Sky_DjAhVL3JQKHdpCCaYQ_AUoAHoECAAQAw#imgrc=djiBQb583U-VSM:
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