Students work with a partner to determine the identity of an unknown element based on given descriptions. Groups use classroom textbooks, encyclopedias, and science internet sites to identify their unknown element then write a report as...

Students experiment to create a plastic solution. In this science instructional activity, students use sodium borax and polyvinyl alcohol to create their solution, then identify, discuss, and chart observations on the end product.

In this balancing chemical reactions learning exercise, students balance equations, identify electrons gained or lost in atoms and identify the number of atoms of each element for the reactants and products in equations. They also answer...

In this chemistry worksheet, high schoolers find the words that are related to atoms and molecules. The answers are found by clicking the link at the bottom of the page.

Students identify the effect of light on objects. In this scientific inquiry lesson plan, students use a chart to write a hypothesis about what will happen when colored construction paper is left in sunlight. Students observe and discuss...

A slide show serves as the backdrop for a lesson on the moisture in Earth's atmosphere. Through it, mini meteorologists learn about the attributes of the atmosphere and actually use data-collecting weather tools to make observations and...

Environmentalists test stream water for temperature, pH, and turbidity. Each group shares their information and then the class makes an overall evaluation of the water quality. A slide show sets the backdrop for the teaching portion and...

Eighth graders distinguish between physical and chemical change. In this chemistry lesson, 8th graders observe a series of demonstrations showing physical and chemical changes. They identify the signs that a chemical reaction took place.

Students study the differences between physical and chemical changes.  In this physical and chemical lesson students complete several labs to help them to see the differences between these changes. 

In this resources worksheet, learners compare and contrast physical and chemical properties and changes. Students review the periodic table, pattern of atomic numbers and chemical reactivity. This worksheet has 56 short answer questions.

In this chapters 2 and 3 science guided reading worksheet, pupils read corresponding material pertaining chemical reactions and the periodic chart answering 40 fill in the blank questions.

Eighth graders study the conservation of matter.  In this chemical reaction lesson students examine what happens during a chemical reaction and complete a lab activity. 

Students compare the weathering of different-sized materials. Comparisons are made and data analyzed to reach conclusions about the process of weathering. Applications can be made for the higher grades.

Students investigate chemical energy. In this physical science lesson, students blow on saltine crackers to demonstrate how chemical energy in food can be converted to motion. Students compare the saltine cracker experiment to how...

Learners work in pairs to complete a worksheet that asks them to balance several chemical equations. They partner with other students to correct the equations and then follow online instructions to create a table in Word.

Young scholars study the flow of water in the environment.  In this water cycle instructional activity students evaluate the consequences of changes in the water cycle using data. 

Fourth graders paricipate in a demonstration about bond strengths and bond types.

Young scholars examine the definitions of biomas gasification and generate their own biomass gas.  In this renewable energy lesson students collect gases and roast a marshmallow. 

In this science worksheet, learners read about chemical changes. Students also answer 3 comprehension questions about the reading.

Learners consider the adaptation of life forms through natural selection to fill various niches and accommodate changing environmental conditions. They select an ecosystem and conduct research to provide as much detailed information as...

Students differentiate physical and chemical changes. In this chemistry lesson, students identify five indicators that a chemical change took place. They complete a reflection journal at the end of the activity.

Looking at evolution in detail, this thorough worksheet has complex questions requiring details and explanations of natural selection and diversity. Various examples of biological characteristics are available, and students choose the...

Young scholars illustrate the changes in the properties of a material at its glass transition point. They gather data which they use to construct graphs regarding elastic modules versus absorption modulus, tangent delta, and the effect...

Students examine the differences between elements, compounds and mixtures. Using diagrams, they compare and contrast atoms and molecules and describe various chemical reactions. They distinguish the differences between ionic and...