Learn the meaning of perihelion and aphelion, when they occur, and how they affect Earth's orbit, seasons, and climate cycles. The post Perihelion and Aphelion – Closest and Farthest Points From the Sun appeared first on Science Notes and Projects.| Science Notes and Projects
Greenhouse gases trap heat in Earth’s atmosphere and drive climate change. Discover their properties, sources, lifetimes, and effects. The post Greenhouse Gases – Definition, Types, and Environmental Impact appeared first on Science Notes and Projects.| Science Notes and Projects
Meteorology is full of technical terms that describe the atmosphere, weather events, and the science behind them. This weather glossary serves as a comprehensive reference for understanding key meteorological concepts, from everyday terms like “humidity” and “forecast” to more complex ideas like “baroclinic instability” and “vorticity.” Whether you’re a student, teacher, amateur forecaster, or simply […] The post Weather Glossary – Meteorology Terms and Definitions appea...| Science Notes and Projects
Learn endocrine system facts: glands, hormones, functions, disorders. Get a diagram and other educational resources. The post Endocrine System – Diagram, Function, Hormones, Diseases appeared first on Science Notes and Projects.| Science Notes and Projects
Discover rutherfordium facts, history, isotopes, properties, and chemistry of this rare synthetic group 4 element. The post Rutherfordium Facts – Symbol Rf or Atomic Number 104 appeared first on Science Notes and Projects.| Science Notes and Projects
Get the definition of an aqueous solution. See examples of aqueous solutions and learn about their colligative properties.| Science Notes and Projects
Learn how to calculate pH. Get the pH calculation formula and see examples of how to use it. Learn whether pH is acidic, neutral, or basic.| Science Notes and Projects
Learn about dissociation chemistry, in the dissociation reaction definition and examples in everyday life.| Science Notes and Projects
Learn about Arrhenius acids and bases. Get a list of the acids and bases and examples of chemical reactions.| Science Notes and Projects
Learn the basics of acid-base chemistry. Get the definitions and examples of acids and bases and learn about the neutralization reaction.| Science Notes and Projects
Uranium or vaseline glass fluoresces with a characteristic green light under ultraviolet or black light. Here's what vaseline glass is and how it's used.| Science Notes and Projects
On March 1, 1896, Antoine Henri Becquerel discovered radioactivity. Find out how and what else occurred on March 1 in science history.| Science Notes and Projects
January 1 marks the start of the new year, but the end of Martin Klaproth. Klaproth was a German apothecary and chemist who discovered the elements uranium, zirconium, and cerium.| Science Notes and Projects
This handy element list includes each element's name, atomic number, and element symbol arranged by atomic number. Download or print the PDF.| Science Notes and Projects
How did the planet Uranus get its name? Here's a look at the history of its discovery and naming and what its Roman name would be.| Science Notes and Projects
This is a periodic table with atomic mass, element name, element symbol, and atomic number with color-coded element groups.| Science Notes and Projects
Accurate atomic weight values for all 118 elements with definitions, uses, history, and comparison to atomic mass and mass number.| Science Notes and Projects
Have you ever wondered why protons don't stick to electrons? After all, the opposite charges are attracted to each other. Here's the science.| Science Notes and Projects
Learn about the scientific method, the steps of the scientific method, and how to use it. Get free resources and activities.| Science Notes and Projects
This is a collection of nickel facts. Nickel is the element with symbol Ni and atomic number 28. It is an important transition metal.| Science Notes and Projects
Neptune facts, including its discovery, orbit, size, structure, rings, moons, atmosphere, potential for life, and how to observe it.| Science Notes and Projects
Jupiter is the largest planet in the Solar System. Discover facts, structure, moons, rings, missions, and role in protecting Earth.| Science Notes and Projects
Learn about mass defect in chemistry and physics, including how it works, its formula, and how to calculate it.| Science Notes and Projects
Learn what a neutrino is. Get neutrino facts and learn about the properties and uses of this important subatomic particle.| Science Notes and Projects
Atoms are the building blocks from which elements and compounds are made. Here's a look at the parts of an atom and how they fit together.| Science Notes and Projects
Get facts about the element technetium, which is atomic number 43 and element symbol Tc. See the uses of isotope technetium-99.| Science Notes and Projects
Learn how to calculate percent or percentage. Follow the step-by-step tutorial and see example math calculations.| Science Notes and Projects
Get the experiment definition in science and see an example of what a science experiment is (and is not). Know the types of experiments.| Science Notes and Projects
Converting Fahrenheit to Celsius is a common conversion students have to make. This example problem shows how to convert Fahrenheit to Celsius.| Science Notes and Projects
Learn about phlogiston theory in chemistry history. Discover what phlogiston is and how scientists discovered the true nature of combustion.| Science Notes and Projects
Learn about the law of conservation of mass. Discover when it does and does not apply and get examples in chemistry and biology.| Science Notes and Projects
This is a list of the strong acids and strong bases. There aren’t very many, so it’s a good idea to memorize them, if you can. Table of Strong Acids The strong acids ionize completely in water to yield or or more protons per acid molecule. Name Formula Ionization hydrogen iodide or hydroiodic acid HI H+(aq) […]| Science Notes and Projects
These are simple instruction for preparing chlorine gas from potassium permanganate and hydrochloric acid.| Science Notes and Projects
Get the names and chemical formulas of common strong and weak acids. Learn the difference between strong and weak acids.| Science Notes and Projects
Get the names and symbols of the first 20 elements of the periodic table. Learn how to use element names to predict facts about the elements.| Science Notes and Projects
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Explore the structure, types, and functions of cells in this student-friendly guide to cell biology and cell theory.| Science Notes and Projects
Learn the parts of a microscope, what they do, and how a microscope works. Get a free printable PDF microscope study guide.| Science Notes and Projects
Learn about organelles in cell biology. Get the organelle definition and learn about their structure and function in plant and animal cells.| Science Notes and Projects
Learn about the nucleolus in cell biology. Discover is structure, functions, characteristics, and role in disease.| Science Notes and Projects
Learn about meiosis in cells. Get the definition, a diagram and list of steps, and look at its function in biology.| Science Notes and Projects
Learn about the Golgi apparatus in cell biology. Get the definition and discover the organelle's structure, location, and functions.| Science Notes and Projects
Learn about the eukaryotic cell. Get the definition, labeled diagram, list of organelles, functions, and interesting facts.| Science Notes and Projects
Learn about the cytoplasm in biology. Discover its definition, function, and location in both eukaryotic and prokaryotic cells.| Science Notes and Projects
Cell wall structure, types, and functions in plants, fungi, algae, bacteria, and archaea, with comparisons and key facts.| Science Notes and Projects
Learn about the cell nucleus in biology. Discover its definition, structure, functions, and evolutionary origin.| Science Notes and Projects
Get the cell cycle definition and learn about its phases, checkpoints, and regulation. See which step is the longest.| Science Notes and Projects
Learn about apoptosis in cell biology. Get the definition, understand its importance, and compare apoptosis with necrosis.| Science Notes and Projects
Here are 20 interesting and fun DNA facts. Learn how much DNA you share in common with other humans and animals and how long DNA is when it's uncoiled.| Science Notes and Projects
Get the definition of bond energy. Learn how it relates to the strength of a chemical bond and how energy changes when bonds break and form.| Science Notes and Projects
August 10 marks the passing of Henry Moseley. Moseley was the English physicist who gave meaning to the atomic number of an element. Find out what else occurred today in science history.| Science Notes and Projects
Learn about the scientific definition of a heavy metal and why there is disagreement about it. Get facts about the toxicity of heavy metals.| Science Notes and Projects
There are 118 elements on the periodic table, but how many of these elements can be found in nature? Find out which are naturally occurring elements.| Science Notes and Projects
Flerovium is the element with atomic number 114 and symbol Fl. Get interesting flerovium facts, including its discovery and properties.| Science Notes and Projects
Get facts about the actinides on the periodic table (actinide series or actinoids), including a list of elements and their properties.| Science Notes and Projects
Learn what a reactant is in chemistry. Get the definition and examples and learn how reactants differ from reagents.| Science Notes and Projects
October 19 marks the passing of Ernest Rutherford. Rutherford is the New Zealand-born British physicist who is considered the Father of Nuclear Physics.| Science Notes and Projects
Learn about radioactivity. Get the definition and explore the types of radioactive decay. See the nuclear equations for decay.| Science Notes and Projects
Chemistry is a science that deals with a lot of solutions. There are several different concentration units to describe the contents of these solutions.| Science Notes and Projects
Get the malleable definition in science. Learn about malleability and see which metal has the highest value of all the elements.| Science Notes and Projects
Learn the difference between isotropic and anisotropic. Get the definitions of the terms and examples in materials science and optics.| Science Notes and Projects
Get the ductility definition and see examples of ductile metals. Learn which element has the highest ductility and why.| Science Notes and Projects
This is a list of examples of chemical and physical properties of matter. Learn how physical and chemical properties are defined,| Science Notes and Projects
Learn about albedo in science, particularly Earth science and astronomy. Get the definition and list of values and understand its importance.| Science Notes and Projects
Silicon and silicone are not the same thing! Learn the difference between them and where you might find silicon and silicone in the world around you.| Science Notes and Projects
Get the transition metal chemistry definition, learn the properties of the elements in this group, and learn which metals are included.| Science Notes and Projects
Know how to assign oxidation numbers in elements, compounds, and ions. Learn the rules and see examples of how to apply them.| Science Notes and Projects
Learn what the main group elements are, which elements are included, and why these elements are important.| Science Notes and Projects
Learn how to draw a Lewis structure to show the bonding and valence electrons in a molecule. See why Lewis structures are important.| Science Notes and Projects
Learn about lanthanide contraction (lanthanoid contraction). See the trend in ion sizes and learn why it occurs.| Science Notes and Projects
This list of electron configurations of elements shows all the elements by increasing atomic number. Print the PDF as a useful study sheet.| Science Notes and Projects
Here is a list of properties of ionic compounds and the explanation of why ionic bonds result in these characteristics.| Science Notes and Projects
Electronegativity is how well an atom attracts an electron to itself. This is a list of electronegativity values of the elements.| Science Notes and Projects
Most elements can be considered metals. This is a list of metals in order of increasing atomic number and a summary of their properties.| Science Notes and Projects
Learn what electrolytes are, the difference between strong, weak, and nonelectrolytes, and their importance in chemical reactions.| Science Notes and Projects
Get the nucleic acid definition and examples. Learn about the types and functions of nucleic acids in organisms.| Science Notes and Projects
Get examples of chemistry in daily life. Read what others have to say or list an example of your own to add to the list.| Science Notes and Projects
Learn the names of 20 hydrocarbon prefixes and the number of carbon atoms they represent. See examples of hydrocarbon names.| Science Notes and Projects
Learn how to make flash paper or nitrocellulose. Here are 3 easy ways to make it, with tips on how to store and use it.| Science Notes and Projects
Here is a comprehensive list of food additives. Both natural and artificial additives and their functions are cited.| Science Notes and Projects
Learn the difference between organic and inorganic, as the terms are used in chemistry. Get examples of organic and inorganic substances.| Science Notes and Projects
Get to know carbon compounds. See examples of carbon compounds, learn about their chemical bonds, and see their classification.| Science Notes and Projects
June 24 is Fred Hoyle’s birthday. Hoyle was a well-known British astronomer who was the first to outline the creation of elements within stars. Hoyle’s work on nucleosynthesis showed how elements greater than helium could be formed through fusion reactions within stars. His first paper showed the core temperature of stars could evolve hot enough to […]| Science Notes and Projects
Get the spontaneous fission definition and examples and learn how it differs from induced fission in physics.| Science Notes and Projects
Get promethium facts. Discover the history, properties, uses, and sources of the element with symbol Pm and atomic number 61.| Science Notes and Projects
Learn about the Oddo-Harkins rule. Get its definition and learn why the universe prefers elements with even atomic numbers.| Science Notes and Projects
Learn about cosmic rays in physics and cosmology. Get the definition, learn about particle showers, and see whether cosmic rays are dangerous.| Science Notes and Projects
This is a list of chemical elements in alphabetical order. The list has the atomic number, name, and symbol of each element.| Science Notes and Projects
Metalloids or semimetals are elements containing properties midway between metals and nonmetals. This is a list of the metalloid elements.| Science Notes and Projects
Learn what the shortest day of the year is in the Northern Hemisphere and Southern Hemisphere and how it relates to the solstice.| Science Notes and Projects
Explore the axial tilt of the planets in the solar system and discover which planets are the most and least tilted.| Science Notes and Projects
Learn what a derived unit is in chemistry and physics, get examples, see a list of metric or SI derived units of measurement.| Science Notes and Projects
A mole is a SI base unit of measurement. This is a definition of unit, its value, and example problems using the mole in chemistry.| Science Notes and Projects
Get Oort Cloud facts. Learn about its location and size, the objects it may contain, and how scientists study it.| Science Notes and Projects
Get facts about the Kuiper belt, including what it is, how far out it extends, and what bodies (Kuiper belt objects or KBOs) it contains.| Science Notes and Projects
Kepler’s laws of planetary motion, explained with history, comparisons, equations, examples, implications, and modern applications.| Science Notes and Projects
The ladder method is an easy way of converting metric units using simple conversion factors. Here's how it works.| Science Notes and Projects
Learn what infinity is in math. Get interesting infinity facts and examples. Learn the properties of this "number".| Science Notes and Projects
Learn what an exact number is in chemistry, physics, and math. Get the definition and examples of exact numbers.| Science Notes and Projects
Learn how to use the time between lightning and thunder to tell how far away lightning is. See how many seconds indicates one mile.| Science Notes and Projects