Trivia: The Physical Science Test: Quiz!
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Questions and Answers
- 1.
Nuclear particle composed of quarts inside the nucleus of an atom.
- A.
Isotope
- B.
Transmutation
- C.
Group
- D.
Neutron
- E.
Atomic number
Correct Answer
D. NeutronExplanation
A neutron is a nuclear particle that is composed of quarks and is found inside the nucleus of an atom. It has a neutral charge, unlike protons and electrons which have positive and negative charges respectively. Neutrons play a crucial role in determining the stability and properties of an atom, as they help to balance the repulsive forces between positively charged protons in the nucleus.Rate this question:
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- 2.
Particles surrounding the center of an atom that have a charge of 1-.
- A.
Periodic Table
- B.
Electron
- C.
Mass number
- D.
Alpha particle
- E.
Isotope
Correct Answer
B. ElectronExplanation
Electrons are the particles surrounding the center of an atom that have a charge of 1-. They are negatively charged and are responsible for the chemical behavior of atoms. Electrons are located in energy levels or orbitals around the nucleus of an atom and determine the atom's reactivity and bonding capabilities. They are much smaller and lighter than protons and neutrons, with a mass of approximately 1/1836 amu. Electrons are crucial in determining the physical and chemical properties of elements and play a significant role in various chemical reactions.Rate this question:
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- 3.
Particles of matter that makeup protons and neutrons.
- A.
Quark
- B.
Neutron
- C.
Average atomic mass
- D.
Electron cloud
- E.
Strong force
Correct Answer
A. QuarkExplanation
Quarks are particles of matter that make up protons and neutrons. They are elementary particles and are considered the building blocks of matter. Quarks have fractional electric charges and are held together by the strong force, which is responsible for the binding of protons and neutrons in the atomic nucleus. The existence of quarks was proposed to explain the observed properties of protons and neutrons, and their discovery has greatly contributed to our understanding of particle physics and the structure of matter.Rate this question:
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- 4.
The area around the nucleus of an atom where the atom's electrons are most likely to be found.
- A.
Atomic number
- B.
Mass number
- C.
Neutron
- D.
Half-life
- E.
Electron cloud
Correct Answer
E. Electron cloudExplanation
The electron cloud refers to the area around the nucleus of an atom where the atom's electrons are most likely to be found. It is a region of space where electrons exist in different energy levels or orbitals. The cloud is not a rigid structure but rather a probabilistic distribution that describes the likelihood of finding an electron at a particular location. This concept helps us understand the behavior and properties of atoms, as well as how electrons interact with each other and with other atoms.Rate this question:
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- 5.
A number of the proton's in an atom's nucleus.
- A.
Period
- B.
Average atomic mass
- C.
Atomic number
- D.
Mass number
- E.
Group
Correct Answer
C. Atomic numberExplanation
The atomic number represents the number of protons in an atom's nucleus. It is a unique identifier for each element on the periodic table. The number of protons determines the element's chemical properties and its position in the periodic table. Therefore, the atomic number is the correct answer in this case.Rate this question:
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- 6.
Sum of the number of protons and neutrons in an atomic mass.
- A.
Gamma ray
- B.
Mass number
- C.
Atomic number
- D.
Electron
- E.
Quark
Correct Answer
B. Mass numberExplanation
The mass number of an atom is the sum of the number of protons and neutrons in its nucleus. It represents the total mass of the atom. Therefore, the correct answer is "Mass number".Rate this question:
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- 7.
Atoms of the same element that have different numbers of neutrons.
- A.
Isotope
- B.
Neutron
- C.
Quark
- D.
Electron
- E.
Cloud chamber
Correct Answer
A. IsotopeExplanation
Isotopes are atoms of the same element that have different numbers of neutrons. Since neutrons do not affect an atom's chemical properties, isotopes of the same element have similar chemical behavior but may have different physical properties, such as atomic mass. Isotopes are identified by their mass number, which is the sum of the number of protons and neutrons in the nucleus of an atom.Rate this question:
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- 8.
The weighted average mass of the mixture of an element isotope.
- A.
Neutron
- B.
Radioactivity
- C.
Electron cloud
- D.
Average atomic mass
- E.
Periodic table
Correct Answer
D. Average atomic massExplanation
The correct answer is "Average atomic mass." The weighted average mass of the mixture of an element's isotopes is known as the average atomic mass. Isotopes are atoms of the same element that have different numbers of neutrons, resulting in different atomic masses. The average atomic mass takes into account the abundance of each isotope in a naturally occurring sample of the element. It is calculated by multiplying the mass of each isotope by its relative abundance and then summing up these values. The average atomic mass is typically listed on the periodic table for each element.Rate this question:
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- 9.
An organized list of all known elements that are arranged by increasing atomic number and by changes in chemical and physical changes.
- A.
Electron cloud
- B.
Atomic number
- C.
Average atomic mass
- D.
Atomic number
- E.
Periodic table
Correct Answer
E. Periodic tableExplanation
The periodic table is an organized list of all known elements, arranged by increasing atomic number and by changes in chemical and physical properties. It provides a systematic way to categorize and understand the properties of elements based on their atomic structure. The arrangement of elements in the periodic table allows for easy identification of trends and patterns in their behavior, making it a valuable tool for scientists and chemists.Rate this question:
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- 10.
A vertical column in the periodic table.
- A.
Group
- B.
Neutron
- C.
Strong force
- D.
Isotope
- E.
Electron
Correct Answer
A. GroupExplanation
The correct answer is "Group". In the periodic table, elements are organized into vertical columns called groups. Elements in the same group have similar chemical properties and the same number of valence electrons. Group numbers range from 1 to 18, indicating the number of valence electrons an element has. Therefore, "Group" is the appropriate answer as it directly relates to the given description of a vertical column in the periodic table.Rate this question:
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- 11.
Radiation detector, consisting of a container of superheated liquid under high pressure that is used to detect the paths of charged particles.
- A.
Period
- B.
Gamma Ray
- C.
Bubble chamber
- D.
Transmutation
- E.
Electron
Correct Answer
C. Bubble chamberExplanation
A bubble chamber is a radiation detector that uses a container of superheated liquid under high pressure to detect the paths of charged particles. When a charged particle passes through the liquid, it ionizes the atoms, causing the liquid to boil and form bubbles along the particle's path. These bubbles can be photographed and analyzed to determine the properties of the particle. Therefore, the bubble chamber is a suitable explanation for the given description.Rate this question:
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- 12.
Radiation detector that uses water or ethanol vapor to detect the paths of charged particles.
- A.
Strong force
- B.
Cloud chamber
- C.
Neutron
- D.
Quark
- E.
Alpha particle
Correct Answer
B. Cloud chamberExplanation
A cloud chamber is a radiation detector that uses water or ethanol vapor to detect the paths of charged particles. When a charged particle passes through the chamber, it ionizes the vapor along its path, creating a trail of tiny droplets that condense around the ions. This trail is visible as a cloud, allowing scientists to observe and study the path of the charged particle. The cloud chamber is a valuable tool in particle physics research, as it provides visual evidence of the presence and behavior of charged particles.Rate this question:
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- 13.
The amount of time it takes for half the nuclei in a sample of radioactive isotopes to decay.
- A.
Radioactivity
- B.
Quark
- C.
Electron dot diagram
- D.
Half-life
- E.
Bubble chamber
Correct Answer
D. Half-lifeExplanation
Half-life is the amount of time it takes for half of the nuclei in a sample of radioactive isotopes to decay. This means that after one half-life, half of the radioactive nuclei will have decayed, and after two half-lives, three-quarters of the original nuclei will have decayed, and so on. It is a characteristic property of each radioactive isotope and can be used to determine the age of rocks and fossils, as well as in medical imaging and radiation therapy.Rate this question:
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- 14.
An electromagnetic wave with no mass and no charge that travels at the speed of light.
- A.
Gamma ray
- B.
Period
- C.
Electron cloud
- D.
Strong force
- E.
Alpha-particle
Correct Answer
A. Gamma rayExplanation
A gamma ray is an electromagnetic wave that has no mass and no charge, and it travels at the speed of light. Gamma rays are a form of high-energy radiation that is produced during nuclear reactions and radioactive decay. They have the shortest wavelength and highest frequency among all the electromagnetic waves. Gamma rays are commonly used in medical imaging and cancer treatment due to their ability to penetrate through materials.Rate this question:
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- 15.
Process of changing one element to another through radioactive decay.
- A.
Strong force
- B.
Period
- C.
Half-life
- D.
Transmutation
- E.
Electron dot diagram
Correct Answer
D. TransmutationExplanation
Transmutation refers to the process of changing one element into another through radioactive decay. This process occurs when the nucleus of an atom undergoes a change, resulting in the formation of a different element. During transmutation, the number of protons in the nucleus changes, leading to the formation of a new element with a different atomic number. This phenomenon is commonly observed in nuclear reactions and plays a crucial role in various fields, including nuclear energy production and medical treatments.Rate this question:
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- 16.
Particle consisting of two protons and two neutrons that are emitted from a decaying atom nucleus.
- A.
Gamma ray
- B.
Neutron
- C.
Periodic table
- D.
Half-life
- E.
Alpha particle
Correct Answer
E. AlpHa particleExplanation
An alpha particle is a particle consisting of two protons and two neutrons that are emitted from a decaying atom nucleus. This particle has a positive charge and is relatively large compared to other subatomic particles. It is commonly produced during the radioactive decay of heavy elements such as uranium and radon. Alpha particles have a high ionizing power and can cause significant damage to living cells. They are also commonly used in various scientific and medical applications, such as in cancer treatment and as a source of energy in nuclear power plants.Rate this question:
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- 17.
The process that occurs when a nucleus decays and emits alpha, beta or gamma radiation.
- A.
Strong force
- B.
Radioactivity
- C.
Gamma ray
- D.
Alpha particle
- E.
Cloud chamber
Correct Answer
B. RadioactivityExplanation
Radioactivity is the correct answer because it refers to the process in which a nucleus decays and emits alpha, beta, or gamma radiation. This process occurs when an unstable nucleus undergoes a spontaneous transformation, releasing radiation in the form of particles (alpha and beta particles) or electromagnetic waves (gamma rays). Radioactive decay is a natural phenomenon that is governed by the fundamental forces of nature, and it plays a crucial role in various scientific and practical applications, such as nuclear power generation and medical imaging.Rate this question:
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- 18.
Attractive force that acts between protons and neutrons in an atomic nucleus.
- A.
Isotope
- B.
Electron dot diagram
- C.
Bubble chamber
- D.
Strong force
- E.
Period
Correct Answer
D. Strong forceExplanation
The strong force is the correct answer because it is the attractive force that acts between protons and neutrons in an atomic nucleus. It is responsible for holding the nucleus together despite the repulsive electromagnetic force between protons. The strong force is one of the fundamental forces of nature and is crucial for the stability of atoms and the formation of matter.Rate this question:
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- 19.
Horizontal row in the periodic table.
- A.
Periodic table
- B.
Period
- C.
Electron dot diagram
- D.
Electron
- E.
Neutron
Correct Answer
B. PeriodExplanation
In the periodic table, elements are arranged in rows called periods. Each period represents a different energy level or shell in which the electrons of the elements are located. The number of the period indicates the highest energy level of the elements in that row. Therefore, the correct answer is "Period" because it is the horizontal row in the periodic table.Rate this question:
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- 20.
Uses the symbol for an element and dots representing the number of electrons in the element's outer energy level.
- A.
Period
- B.
Average atomic mass
- C.
Transmutation
- D.
Electron dot diagram
- E.
Group
Correct Answer
D. Electron dot diagramExplanation
An electron dot diagram is a visual representation of an element's outer energy level, using the symbol for the element and dots to represent the number of electrons in that level. This diagram helps to show the arrangement of electrons in an atom and provides information about the element's chemical properties. It is a useful tool for understanding bonding and predicting the types of compounds that an element can form.Rate this question:
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Current Version
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Mar 18, 2023Quiz Edited by
ProProfs Editorial Team -
Nov 18, 2009Quiz Created by
Sfarthing
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