Learners investigate moles and Avogadro's hypothesis. In this moles lesson plan, students complete a worksheet by finding the volume of 1 mole of each substance given its density and they find the number of molecules, the formula, the...

Discover the change of the seasons by modeling the Earth-Sun system. Learners model the orbit of the Earth around the sun and explore how and why the patterns of winter and summer occur.

In this chemistry calculations review worksheet, learners solve 33 review problems about titrations, precipitates, pressure and volume of gases, combustion reactions, heat of combustion, molar concentrations and molecular formulas.

In this science quiz worksheet, students complete a set of 20 true or false questions covering a variety of general science topics. An answer key is included.

In this science worksheet, students select twenty-five scientists from the list to fill in their bingo card. Then they match each of the scientists listed to their correct description strip.

In this isotopes, molecular notation, and electron orbits worksheet, students read selections pertaining to isotopes, mass number, molecular notation, electric attraction, and electron orbits. In addition, students complete 11 short...

In this isotopes instructional activity, students review mass number, molecular notation, electron attraction, and electron orbits. This instructional activity has 5 matching and 5 short answer questions.

In this word search worksheet, students locate 20 words related to science. The word list includes volume, mixture, and solute.

Students explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and construct...

In this chemistry worksheet, students examine the energy rule of moles and answer the essay questions. The answers are include with the worksheet.

Students watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

Students watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

Students watch a video segment and read text about the color of fireworks. Students watch a video segment and do an interactive activity on the mechanics of a firework.

Students examine the reasons why metal corrodes in regard to metal artifacts. In groups, they discover the affects of salt water on metal and compare the type of corrosion found on iron. They also research the types of metal...

In this compounds worksheet, students compare the differences between compounds and mixtures. This worksheet has 3 short answer questions.

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...

In this biologically important molecules worksheet, students fill in the blank with information about carbohydrates, lipids, and proteins. Students also make notes about nucleic acids.

Students identify the different states of matter. In this chemistry instructional activity, students differentiate the physical properties of the three states. They apply what they learned by playing a team game at the end of the...

Students participate in an activity in which they demonstrate how the evaporations of water from the oceans results in fresh water in the form of rain. They create a saltwater solution in a flask and boil the water until most of the...

Students examine carbon dioxide and determine the impact of greenhouse gases on the earths spheres.  In this pollution lesson students complete a lab activity to see the impact of gases on the environment, 

Students plot earthquake and volcano data using a Compass Rose Plotting. They explain the relationship between plate movement and connection. They draw conclusions that earthquakes and volcanoes occur in predictable locations.

Students engage in a paper treasure hunt to find a lode deposit of gold using the placer deposit concentrations of metals found in stream sediments. They use topographic maps and metal concentrations to assist them. Students discuss the...

In this literacy worksheet, students find the words that are in the word search puzzle that focus upon the vocabulary that is from the theme of the sheet.

Fourth graders improve their understanding of Graham's Law by using properties of gases to evaluate the rate of effusion of two compounds as they vaporize. They engage in a lab which elevates their understanding of the properties of gases.