In this thermodynamics worksheet, learners answer multiple choice questions about enthalpy and entropy, they calculate molar entropies and they determine equilibrium constants and free energy of reactions.

Seventh graders examine the concept of an ecosystem and how there is a variety of representations of life that exist there. They look at the equilibrium that is reached in stable communities and how the variable of change in...

In this physical equilibrium activity, students compare polar and non-polar compounds and the solubility of specific solutes in solvents. Students calculate molar heat, molar solubility, and molality for specific reactions. This activity...

For this excretory system worksheet, students read a brief excerpt about water balance and the excretory system. Then they identify what compound birds, insects and reptiles living in dry habitats excrete. Students also describe how...

Students participate in a demonstration in which they role-play polar bears and habitat components to demonstrate the impacts of climate change on the Arctic Ocean ecosystem.

On this homework assignment, physics novices draw force diagrams and compute the tension in various situations. Drawings help learners visualize each of six scenarios. This is terrific practice in solving problems with forces.

For this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.

In this chemistry activity, students determine the pH of a buffer solution to several problems given. Students write a balanced ionic equation for several aqueous solutions.

In this chemistry worksheet, students examine the given concept in order to apply in the laboratory setting. The sheet includes in depth background information.

In this physics assessment, students complete a series of multiple-choice and short-answer questions on altitude, velocity, and energy.

In this aqueous equilbria worksheet, students write the solubility product expressions for the given salts. Students determine what affects the solubility of salts. Students calculate the pH of a buffer solution. This worksheet has 14...

Each of the slides here gives a definition, equation, or calculation example for a component of force and motion. This large collection covers topics from momentum and Newton's laws to centripetal forces and simple machines. Animations...

In this chemistry worksheet, learners examine the salt bridge in order to apply in the laboratory setting. The sheet includes in depth background information.

Students identify and separate the different zones of the beach by observation. They investigate beach zonation by gathering and comparing sand samples gathered from different areas of the beach.

Learners conduct an experiment on heat transfer and how it works. They record the temperature in whatever environment is surrounding the container and run experiments that use at least two different ambient temperatures. Students...

In this thermodynamics worksheet, students answer eight questions about reactions that involve change in entropy, they identify reactions as spontaneous or non-spontaneous and they solve problems using the laws of thermodynamics.

In this collapsing gas clouds worksheet, students read about the Bok Globules seen by the Hubble Space Telescope. They use a given equation indicating the pressure of a gas sphere and determine at what minimum radius the cloud would...

Young scholars investigate the characteristics of the beach environment and explore beach zonation. After gathering samples from different areas of the beach, students discuss how the beaches work and the characteristic of each zone....

In this kinetics worksheet, students solve twenty one problems related to reaction rates, half life, reaction orders, catalysts, and activation energy.

In this kinetic energy worksheet, students solve six problems including finding work, determining kinetic energy, finding the coefficient of kinetic friction and finding work done on objects by air resistance and friction.

In this math worksheet, students apply the following: In physics, the equation W=Fd gives the amount W of energy expended in moving a distance d by applying a constant force F.

Students observe how an electrical current passes through a conductor and the relationship between voltage and resistance.  In this investigative lesson students participate in an activity that allows them to see the correlation...

Twelfth graders study microeconomics.  In this Economics lesson, 12th graders draw graphs on government taxes.  Students decide if these graphs are true or false.

In this acid and base worksheet, students solve 11 problems including calculating pH of solutions, describing buffers, calculating solubilities of solutions and identifying acid-base pairs.