Curated OER
Chemical Changes
Students compare types of chemical change. In this chemical reaction lesson, students use a variety of household items to investigate different types of chemical change. Students will engage in a discussion about the dangers of chemicals...
Curated OER
Rate of Solution Demonstration
Pupils explore the factors that can increase the rate of dissolution for a solid. They complete a laboratory exploration in which they compare the dissolution rate of a whole sugar cube to that of a crushed sugar cube in a variety of...
Science Geek
Basic Biochemistry - Carbohydrate, Protein and Fat
You are what you eat, right down to your molecular structure. A hearty presentation begins with the two types of carbohydrates, simple and complex. Then it details proteins and amino acids. It ends by reviewing the three types of fats,...
Curated OER
Call Me Bond, Hydrogen Bond
As amazing as James Bond is, the surface tension of water does not allow him to walk on it! In this series of little lab activities, physical scientists play with the properties of water due to the hydrogen bonds and resulting polarity....
Science Geek
Polymers
A pirate's favorite amino acid is Arrrrginine! Presentation begins with the difference between a monomer and a polymer. Then it applies that to carbohydrates and proteins and ends with DNA and plastics. Presentation is the last in a...
Science Geek
Properties of Solutions
Study the properties of solutions as they relate to mixtures. The slide show presents the key concepts involved with solutions including solvents, solutes, solubility, and electrolytes. Scholars learn the basics of the properties of...
Curated OER
Rates of Reactions end Enzymes
Introducing enzymes and the controlling factors of a reaction this slideshow displays the typical rate of reaction graph and labels the main sections. The summaries of ways to measure reaction rates are valuable and the examples of...
Curated OER
Mystery of the Eleven Unknown Substances
Fourth graders identify eleven white substances that are commonly found in the household. They, in pairs, perform experiments on a variety of substances, and must identify them based on the reactions they observe.
Science-Class.net
Rock Candy Crystals
Candy is one of my favorite words, and it's an even better word when it relates to science. Yes, candy science can happen when you grow rock candy crystals with your class. The entire process for growing these edible wonders of nature is...
Curated OER
Bhopal - Rate of Reaction
Learners determine that the rate of reaction is affected by temperature, surface area, concentration of reagent, and addition of a catalyst or inhibitor. They observe that on December 3rd, 1984, 8000 people died when the chemical plant...
Curated OER
Ice
Students examine the different propereties of ice, such as freezing temperature. In this scientific lesson students complete several activities using ice, like making ice cream.
Curated OER
Kinetics Practice I key
In this kinetics worksheet, students solve six problems mostly about reaction rates. Included is a problem where students calculate reaction rates of sucrose and water and plot the data of the reaction.
Curated OER
Lab 23-Follow Up Questions-Conductivity
In this conductivity worksheet, students answer post lab questions about substances that transferred electrons resulting in electricity flowing through the conductivity leads use to test each substance.
Curated OER
Candy Reaction
In this triboluminescence worksheet, students use wint-o-green Lifesavers to observe a chemical reaction that gives off light. They break a lifesaver up with a hammer and make observations and they chew a lifesaver and make observations....
Curated OER
Fun Crystal Activities
Students complete a variety of activities to learn about crystals. In this crystals lesson plan, students paint with a crystal solution, pan for crystals, grow crystals, and more.
Curated OER
Matter and Change
In this matter and change worksheet, students answer 24 questions on topics such as elements, compounds, mixtures and chemical reactions. Students answer questions about the properties of matter such as their physical state and shape. In...
Curated OER
Science: Adding Solutes to Solvents
Students design experiments examining the effects of various solutes on water. They record results on graphs explaining any unexpected consequences of their experiments and determine if their hypotheses were correct.
Curated OER
Classification of Changes
For this classification of changes worksheet, students identify each example as either chemical or physical changes. Students also classify other examples as either element, compound, solution, colloid, or suspensions. In the other...
Curated OER
How to identify a physical change from a chemical change
Young scholars identify the difference between some physical and chemical properties and compare some physical and chemical changes. They design an experiment to distinguish between a physical or a chemical property of their choice.
Curated OER
Solution Shapes
Eighth graders examine different solutions. In this solution material instructional activity students complete a lab activity and several worksheets.
Curated OER
Cabbage Juice Indicator
Students experiment with household solutions and classify them as a base or acid. In this exploratory lesson plan students complete a lab where they test products to see if they are an acid or a base.
It's About Time
More Chemical Changes
Generate entertainment by assisting students in creating multiple chemical changes during the course of small experiments integrated into one packed lesson. Individuals observe examples of chemical changes as they occur and gather data...
Curated OER
Snowflake Bentley
Students explore crystals through the story Snowflake Bentley and then create crystal pictures of their own. In this interdisciplinary lesson, they create a crystal web chart on chart paper, design artificial snowflakes, and write poems...
Forest Foundation
Forests, Carbon & Our Climate
To conclude their examination of forest ecosystems, class members consider the role forests play in the carbon cycle and how forests can offset climate change.