Particle Physics Glossary

noun a long piece of wood, metal, or other material, typically horizontal, supporting structure of a roof, bridge, or ceiling

verb to emit or transmit (a signal or ray of light) in a specified direction

• The beam of light illuminated the entire room.
• I saw a beam of light coming from the window.
• I can't believe she beamed when she saw him.
• Her smile beamed as she accepted the award.

noun a subatomic particle emitted during the radioactive decay of certain atomic nuclei

• A beta particle is a high-energy, high-speed electron or positron emitted by certain types of radioactive decay.
• Did you know that a beta particle is like a tiny, fast electron or positron?
• I heard that beta particles are like super speedy little dudes!
• The beta particle shot out of the nucleus like a bullet from a gun.

noun a small, dispersed amount or number of something

verb to throw or drop in various random directions

adjective dispersed or spread out in various directions

• The wind caused the leaves to scatter across the lawn.
• I accidentally knocked over the box and now the contents are scattered everywhere.
• The party was so wild, people were scatter all over the place.
• Her thoughts were scattered, making it difficult for her to focus on the task at hand.

noun a small, narrow river

verb to flow in a continuous current

• The stream flowed gently through the meadow, creating a peaceful atmosphere.
• Let's go hang out by the stream and have a picnic!
• I love chilling by the stream, it's so relaxing.
• Her thoughts flowed like a stream, never stopping for a break.

adjective describing something that is not firmly fixed or steady; easily changed or disrupted

• The chemical reaction resulted in an unstable compound.
• Her emotions were all over the place, making her feel really unstable.
• I heard that relationship is on the rocks, it's pretty unstable.
• The political situation in the country is becoming increasingly unstable.

noun a proper noun referring to a person, place, or thing

adjective describing word that modifies a noun or pronoun

adverb word that modifies a verb, adjective, or another adverb

• The adh committee is responsible for reviewing all financial reports.
• I heard the adh team is planning a company picnic next month.
• I can't believe the adh crew pulled off that project in record time.
• Her leadership style is like an adh, always keeping things in order.