Curated OER
What is Matter?
Four diagrams of the atom and their subatomic particles and structures are given here and students should be able to complete the labels need to define the structures shown. The main structures defined are protons, neutrons, electrons,...
Curated OER
All About Circuits ~ Atomic Structure
In this interactive Internet assignment, physical science investigators answer 11 questions about the atom, the subatomic particles, and atomic structure. They can click on "Reveal Answer" to discover if they are correct. They also...
Curated OER
The Atom Board - Making Atoms
In this atom worksheet, chemists learn how to determine the number of protons, neutrons and electrons in an atom using the atomic mass and atomic number. They complete a chart of the subatomic particles and use marbles to represent...
Curated OER
Subatomic Particles Quiz
In this subatomic particles quiz worksheet, students complete an on-line quiz, clicking on questions and matching answers, scoring 1 point for each correct answer. A printed version is available.
Curated OER
Subatomic Particles Quiz #2
In this subatomic particles quiz worksheet, students complete an on-line quiz, clicking on questions and matching answers, scoring 1 point for each correct answer. A printed version is available.
Curated OER
Atom Basics Review Sheet
For this atom worksheet, students fill in three charts using the periodic table to identify atomic number, atomic mass, number of subatomic particles and the element's symbols. Students draw an atom and it's subatomic particles as well...
Curated OER
Atom Basics Test
Simple in format and standard in content, this resource is an assessment of your beginning chemists' grasp of the atom. Using a periodic table of elements, they fill in a chart of missing chemical formulas, atomic masses, and numbers of...
Curated OER
History of the Atom Quiz Review
In this history of the atom worksheet, students answer questions about Thomson's cathode ray apparatus, Rutherford's gold foil experiment and Dalton's beliefs about the atom. Students identify the number of protons, neutrons and...
Curated OER
Atomic Musical Chairs
An engaging activity enlightens young chemists in this lesson on atomic structure. They play musical chairs through a series of concentric circles that represent electon orbitals. A laundry basket in the middle holds the protons and...
Curated OER
The Atoms Family ~ Atomic Math Challenge
Bold boxes present parts of the periodic table, with some of the contents conveniently missing. Beginning chemists fill in the blanks, which may include the atomic number, atomic mass, atomic symbol, or element name. Beneath each box...
Curated OER
Nuclear Arithmetic
In "Nuclear Arthmetic," first-time physical scientists examine atomic structure and the periodic table of elements. The are given the formula, "N = A-Z," in which N is the number of neutrons, A is the atomic mass, and Z is the atomic...
Curated OER
The Number of Neutrons
Although the focus of this worksheet is the neutron, you cannot talke about them without also dealing with protons and electrons! Chemistry kids fill in a table of 14 elements, identifying the mass, atomic number, isotopic symbol, and...
I Teach Bio
A World-Famous Table
Guide first-time physical science learners through the periodic table of elements by having them record the atomic number, atomic mass, number of electrons, number of protons, number of neutrons, or the name of an element when given it's...
Curated OER
Subatomic Particles
In this atoms learning exercise, students complete a graphic organizer comparing the properties of the 3 subatomic particles. Then students complete 1 short answer question.
Curated OER
Why Do Atoms Combine?
In this subatomic particle worksheet, learners will read the important discoveries throughout history of the neutrino. Based on this information, students will complete 4 short answer questions.
Curated OER
Elements and Ions Worksheet
In this elements and ions worksheet, students complete a table given an element, the symbol, or the number of subatomic particles and they must complete the rest of the table. The do the same for five ions. They also write formulas and...
Curated OER
Atomic Structure
In this atomic structure learning exercise, students select answers to 8 fill in the blank questions on subatomic particles from the drop down box.
Curated OER
Significant Figures and Conversions
In this chemistry worksheet, students identify how many significant figures are in each of the numbers listed. Then they determine the velocity in meters per hour for a subatomic particle. Students also determine how many centimeters are...
Curated OER
Protons, Neutrons, and Electrons
Using the periodic table of elements, young chemists fill in a chart of isotopes to show the atomic number, mass, charge, number of protons, number of neutrons, and number of electrons. The chart is followed by 11 questions that...
Curated OER
Chemistry: Atomic Number and Mass Number
All you will find here is a simplistic chart of 17 elements (hydrogen is repeated) for chemistry beginners to fill in. They list atomic number, mass, and the numbers of protons and electrons. There are three critical thinking questions...
Curated OER
Development of the Atomic Theory
In this atomic theory worksheet, students complete a paragraph describing the development of the atomic theory by filling in the blank with 21 terms.
Biology Junction
Chemistry Crossword
Scholars complete a crossword puzzle in this chemistry worksheet with 20 questions about chemistry concepts like atoms and chemical reactions.
Curated OER
Ions and Subatomic Particles
In this ions worksheet, students complete a graphic organizer by filling in the number of protons and electrons plus the charge of the given ion.
Curated OER
What do Atoms Look Like?
In this atom instructional activity, students answer 31 multiple choice questions about the structure of atoms, the periodic table, the reactivity of elements, orbital diagrams and the families of elements.