In this density instructional activity, students solve ten problems where they manipulate the formula for density to determine either the mass, the volume or the density of a substance.

In this mass worksheet, students calculate the weight of an object on Earth compared with the weight of that same object on the moon. This worksheet has 10 problems to solve.

Twelve pages of mostly multiple-choice questions comprise this comprehensive New York Regents physics exam. It covers an entire year's worth of physics curriculum and requires about three hours for completion. Review the questions to...

A micro-unit on the phase changes of water includes three laboratory activities. Junior scientists compare the densities of ice and water, and then they do the same for cold and warm water. They examine freezing and boiling temperatures....

Investigate the primary causes for the increase in overweight youth and discover its impact on the health care system. After watching segments from the Bill Moyers Now program, your learners develop campaigns to implement in school that...

Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...

Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...

Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...

The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your...

As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...

Give every type of learner in your physics class an opportunity to demonstrate what they have learned throughout the year. From analyzing tables and graphs, to evaluating diagrams and solving problems, there is an outstanding variety of...

Elvira Woodruff's The Orphan of Ellis Island: A Time Travel Adventure is the core text in a interdisciplinary unit study of immigration at the turn of the century.

A well-developed lab sheet guides physical science learners through an investigation of kinetic and potential energy. In small groups, collaborators discover whether or not the ramp height or mass of an object has an effect on the...

It's the law—every action requires a reaction, no matter how small. Pupils experience two demonstrations of Newton's third law of motion as it relates to thrust in the 10th segment of a 22-part unit on flight. Using their mathematical...

A full-fledged practice final prepares pupils for their general chemistry final exam. If they complete these 57 multiple-choice questions correctly, they will be well-prepared. Note: even though the questions are multiple-choice, there...

Slide books with a little assistance from Newton. Using books, groups create a demonstration of Newton's Second Law of motion. Pupils compare the distance traveled by one and two books when they apply a force to them.

Here is a straightforward practice test for first year chemistry learners. Responders balance equations, identify types of reactions, represent electron configurations, and solve stoichiometry problems. Keep this handy to use as...

Bouncing balls and rockets taking off provide ammunition for your physics arsenal. Your class will solve mulit-step problems for velocity, momentum, and force. This is an ideal homework assignment for practice solving motion problems.

Convection is offered as the reason behind our weather phenomena. This presentation assumes that viewers are familiar with the methods of heat transfer, and is therefore more geared toward middle-school meteorologists. The focus is on...

Too much material will weigh you down. The sixth segment in a series of 22 highlights how weight affects a plane. Pupils learn that engineers take the properties of materials, including weight, when designing something. 

What do budding scientists know about moles and reactions? Using an attention-grabbing lab experiment, young scholars collect data to apply the law of conservation of mass to predict the mass of gaseous products. They examine several...

In this standards of measurements learning exercise, students watch two videos and answer six questions regarding each video. Students goal is to devise a standard of measurement after the first video.

Let's get moving! Newton juniors solve 19 problems using force, speed, and acceleration equations. This is a nifty worksheet that includes a few diagrams and multiple choice selections for each question. It provides the straightforward...

Referring to the periodic table of elements, nuclear physics learners determine the resulting elements of alpha and beta decay. Answers are given in atomic notation, showing the atomic symbol, mass, atomic number, and emission particles....