In this chemistry practice worksheet, learners solve sixteen problems including identifying chemical and physical changes, calculating numbers with significant figures, naming compounds and writing formulas and converting from one unit...

Learners conduct an experiment that shows them how salt water allows things to float. In this salt water lesson plan, students mix ingredients together to create salt water and observe how it makes the oceans dense. They then interpret...

In this solutions worksheet, students determine the pH or molar solubility of different solutions. Students state is the mixture given forms a buffer. This worksheet has 20 problems to solve.

In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.

Students examine the rule of "like dissolves like." They define and describe solutions and solubility models on molecular liquids, ionic solids, and molecular solids.

For this chemistry practice test worksheet, learners answer 30 multiple choice questions regarding chemical formulas and chemical names for compounds.

In this solutions instructional activity, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This instructional activity has 2 short answer...

Students work in small groups with a small set of 8 nuts and 5 bolts to assemble into combinations of 1 nut: 1 bolt, and 2 nuts: 1 bolt. They explore the outcome and discuss. Then a student mixes two clear, colorless solutions together...

In this chemistry of life worksheet, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.

In this equilibrium worksheet, students determine what effect a catalyst has on the rate of a reaction and the activation energy. Students explore how the equilibrium shifts when different stresses are added to a compound. This worksheet...

Students explore composting. In this composting lesson, students use compound microscopes to observe the microbial communities in compost. Observations and documentation of changes will occur over the course of several weeks.

Small groups of students perform paper chromatography to separate food dyes into their component colors. Students perform the experiment and collect, organize, and represent their data to form an explanation of their outcomes. Students...

Students are assigned to groups, and determine each member's role in the group. They will design an experiment to determine a way to produce the three primary and five secondary colors. Students discuss color and mood. They listen to a...

Students will identify cause and effect relationships in issues relating to Agriculture and the environment.Ask students to describe what farmers do. Then ask students to define the word "environmentalist." Ask students if they have...

High schoolers conduct research to determine the structural formula for Allicin, a component of garlic. They participate in a lab to extract Allicin from garlic and complete a set of questions about their work.

Students discover the many uses of minerals in industry. They use minerals to conduct flame tests and to demostrate color. They practice safety tips in the lab.

In this general science learning exercise, students find 32 science words reviewing states of matter and types of substances. Students may self correct by selecting the link at the bottom of the page.

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.

Students compare and contrast the different types of alternative fuels. They create a concept map to understand their classification. They examine the properties of matter and energy as well.

Sixth graders explore and examine the production of biofuels from the 1850's to the present. Included in their research is Henry Ford, ethanol, World War I and prohibition. They explain the importance of grains and grasses for the...

Students perform a literature search and use reputable research resources in order to find the surface temperature of different planets in our solar system. They speculate about the observed and unobserved factors. Then brainstorming is...

Based on a set of criteria, students will evaluate the quality of pecans.1. Bring a gram scale and papershell pecans. Provide five pecans for each student. 2. Divide the class into groups of five and provide each member with five pecans....

In this solutions worksheet, students read about how people first learned to use metals and to combine metals to form alloys. Students write an essay telling the story of how ancient people first learned to cause physical changes in metal.

Students discuss the impact of oil spill to the environment and to their daily lives. In this environmental science lesson plan, students research the pros and cons of petroleum based products. They share their findings in class.