Pion

High school (ages 12+)
Science & Technology

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/pion

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the scientific name?Pion (π meson)
2. What is the particle composition?Each pion consists of a quark and an antiquark
3. How many kinds of pions are there?There are three types: the neutral π0, the positively charged π+, and the negatively charged π−.
4. How long does a pion last before it decays?Charged pions live about 26 nanoseconds, while the neutral pion lasts only about 85 attoseconds.

Standard Model: The theory describing fundamental particles and their interactions.
Quark-Antiquark Pair: A fundamental particle and its antimatter counterpart bound together.
Hadrons: Composite particles made of quarks, including protons, neutrons, and mesons.
Virtual Particle: A transient particle that mediates fundamental forces.