ipl-logo

The Particle Adventure Worksheet

1054 Words5 Pages

The Particle Adventure Assignment
You are to use the Particle Adventure website (http://pdg.web.cern.ch/pdg/cpep/adventure_home.html) and follow the main path. For each page, you are to write one question and its answer. Keep track of the questions in each section because we will share the questions in class.
You are also to complete the following worksheet using the information obtained from the website
Particle Adventure Worksheet:
In the 1930’s, how was the atom described?
In 1932, an english physicist, James Chadwick discovered and confirmed the existence of neutrons, and claimed that neutrons do not have any charge. In an Atomic nuclei, there are the positive charged protons and neutrons.

How did having particle accelerators advance …show more content…

What are the two carrier particles for the weak interaction?
The carrier particles of the weak interactions are the W+, W-, and the Z bosons. The W's are electrically charged and the Z is neutral.

Why does all stable matter contain only electrons and the two lightest quarks- the up and down?
Stable matter around us contains only electrons and the lightest two quarks (up and down because weak interactions causes the massive quarks and leptons decay in order to make them lighter. And when they decay, it disappears and two or more particle appear. The sum of produced masses are less than the original particle’s mass.

What was the first observed weak process? Describe it. The first weak interaction was observed in radioactivity in which the strong force-carrier particle decay involves a color change. Strong interaction are stronger and happen faster than weak interactions. The weak force-carrier particles decays in which particles change electric charge. This usually happens whenever a particle changes flavor.

Who was the first person to consider indivisible atoms?
Democritus and Dalton discovered the concept of an atom which means “indivisible,” in Greek language and it was first proposed by the philosopher

Show More
Related

The Disappearing Spoon Chapter 6 Summary

855 Words | 4 Pages

While others thought it was a waste of time he found “As we know today, when a beam of electrons strike an atom, the beam punches out the atom’s own electrons, leaving a hole, Electrons are attached to an atom’s nucleus because electrons and protons have opposite charges, and tearing electrons away from the nucleus is a violent deed” (Kean123). Mosely began to fine tune and hunt for the missing elements, creating the atomic number, determining

Read More

Libs 4960 Atomic Theory

526 Words | 3 Pages

Somalie Prak LIBS 4960 Dr. Katie Olivant Chemistry Chemistry is a study of fundamentals of inorganic chemistry. This course is designed to provide you with basic understanding of chemistry and prepare you for more advanced chemistry courses. One concept that I learned in this course was the Atomic Theory. This theory suggests that all matter is made up of tiny indivisible particles that are called atoms. Atoms can be defined as the basic unit of a chemical element or the basic building blocks of matter that make up everyday objects such as a chair, or a table.

Read More

Copper Recovery Lab Report

471 Words | 2 Pages

The other time where mass could have been lost was during reaction 3, more specifically each time the liquid was decanted. Although a few black sand-coffee grains of the copper (II) oxide lost do not seem like a significant amount, they do have an impact on the final result, and each time a few of the grains were accidentally decanted could have an impact on why our final recovered mass was less than the initial amount that we began

Read More

History Of Atom Dbq

375 Words | 2 Pages

Scientist continued to develop the world's knowledge of the atom. In 1896, Henri Becquerel accidentally discovered radioactivity(Doc.1). Furthermore, in 1911, Ernest Rutherford discovered atoms were made of smaller particles and that they had a positively charged nucleus(Doc.1). Throughout decades, scientist have honed ,developed, and continued in the study of the science of the

Read More

Chem 111 Test Paper

1043 Words | 5 Pages

Chem 111 Post-Exam Self-Assessment See the instructions in Canvas for more details about how this assignment will be scored. 1. Fill in these blanks: Exam Number __3__ Your Predicted Exam Score _75_% Actual Exam Score _77.67% Current Course Score _

Read More

Pre-Ap Chemistry: The Discovery Of The Atum

874 Words | 4 Pages

Dalton used Democritus's word, atom to describe these very tiny particles. The atomic theory is attributed to Dalton, and was the first attempt to describe all matter in terms of atoms and atomic properties; this theory was based off of the law of conservation of mass. The law of conservation of mass states that matter is not created or destroyed, meaning in a chemical reaction the amount of space is the same from the start to finish. This theory held that matter includes atoms and that all elements are alike. He said that atoms of one element are different from atoms of other elements.

Read More

Strike The Kite Research Paper

431 Words | 2 Pages

His vitreous fluid corresponds to what we now call positive charge, and the resinous fluid is now termed negative charge. Charge Carriers More than one hundred years after the work of Benjamin Franklin, the secrets of the atom itself began to be revealed. Moreover, in 1897, J.J. Thomson discovered the electron. Soon after, it was determined that these charged particles existed in all atoms and that a countercharge, carried by some other part of the atom, was necessary to make the overall charge of the atom neutral. In time, the proton was determined to carry this charge.

Read More

The Periodic Table Lab

853 Words | 4 Pages

In order to understand the experiment, the first piece of background knowledge one must know is what an element is. An element is a substance which cannot be broken down into a simpler matter. Elements are made of subatomic particles called protons, neutrons, and electrons. Protons and neutrons are found in the nucleus of the atom, while electrons are found in clouds surrounding the nucleus, called electron clouds. The charges in each subatomic particle differ, as protons are positive,

Read More

Leonardo Da Vinci Outline

1181 Words | 5 Pages

1) What was Leonardo da Vinci known as in the renaissance era? 1. Leonardo da Vinci was known as a painter, artist, scientist, architect and the renaissance man. 2. He was also well known for doing experiments and observations using his knowledge about biology, anatomy, geology, engineering, astronomy, mathematics and music.

Read More

Henry's Accomplishments

995 Words | 4 Pages

In this he showed also that this definite range, or “stopping power”, of a substance is proportional to the square root of its atomic number, and was the first to distinguish between four groups of alpha particles—those emitted by radium, radon, RaA, and RaC. Henry’s work continued with the study of the ionization of gases by alpha particles, and earned him a fellowship of the Royal Society of London. It should be noted that all of Henry’s initial work however was not all glory, as he became a center of controversy for several years concluding that X-rays and gamma rays were not electromagnetic waves, but rather streams of neutral particles. As experimental evidence arose which was in clear opposition, however, he of course adopted the new understandings. Nonetheless, Henry’s contributions had already earned him respect in the worldwide science community. In 1909, Bragg left his position at Adelaide to become the Cavendish Chair of Physics at the University of

Read More

How Can Periodic Trends Be Explained?

548 Words | 3 Pages

Encyclopedia of Physical Science ” negatively charged particles called electrons surround the subatomic particles,

Read More

Charismatic Groups In Marc Galanter's Cult

356 Words | 2 Pages

Many people think of cult as a new illness or anomalies. In the book of Cult written by Marc Galanter, he talks about what the cult is, and how they become one whole group including why people join in to the group. A cult is form when groups of people who are bound together have similarities beliefs, seeking for healing or could be other purpose. People in this group share a charismatic performance. Charismatic groups are mostly created from cohesiveness which consist of sharing belief system, social cohesion, behavioral norms, and charismatic leader.

Read More

Mole Mass Lab Report

372 Words | 2 Pages

Particles are labeled in many ways. One way particles are referred to be as atoms (elements). They’re identified by their properties, number or protons and neutrons and atomic number. Another way particles are referred are as molecules (covalently bonded- nonmetal to nonmetal). For example, water is a molecule because it’s composed of nonmetals.

Read More

Niels Bohr Research Paper

1263 Words | 6 Pages

Bohr also conducted a large amount of theoretical work such as explaining certain metallic properties using the electron theory. In 1928, Bohr hypothesized com Complementarity Principle which stated that atoms had both wave and particle-like properties. The Complementarity Principle implied that phenomena that occur on large-scale objects also occurs on subatomic particles (“Complementarity Principle”). During World War II, one of Bohr’s students named Werner Heisenberg

Read More

Ernest Rutherford Research Paper

693 Words | 3 Pages

More than two thousand four hundred years ago, Democritus produced the theory that all matter contains tiny particles called atoms that are indestructible. Fast forward to year 1803 when scientist John Dalton stated new ideas that all atoms of a single element are identical in size and mass, atoms of specific elements have a different structure than those of other elements, and during a chemical change, atoms are able to separate and combine. Now go back 106 years from today and meet scientist Ernest Rutherford. Ernest Rutherford was conducting his gold foil experiment when he discovered what is known to be one of the greatest discoveries about the atomic theory. Rutherford produced a model of the atom with a dense nucleus in the center and electrons orbiting around it, he gave future scientists a better understanding of an atom, and he discovered two types of radiation.

Read More

More about The Particle Adventure Worksheet

Related Topics

Open Document