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Real Life Math Word Problems: Reading a Bus Schedule
In this math worksheet, students solve 12 real life math word problems pertaining to bus schedules and elapsed time. This page is from the UK and the cities and towns are from that region.
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Working with Half-Life
In this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.
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Super-Fast Solar Flares!
In this solar flares learning exercise, students observe a sequence of figures of a solar flare observed in 2003 from the Ramaty High Energy Solar Spectroscopic Imager satellite. Students solve 6 problems including finding the scale of...
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Measuring the Speed of a Solar Tsunami!
In this solar tsunami worksheet, students are given three images of the progress of a Morton Wave on the sun. They solve six problems using the images to find the radius of the sun's disk, the scale of the image, and the time that passed...
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The Comet Encke Tail Disruption Event
In this comet tail disruption instructional activity, students solve 7 problems using two images from NASA's STEREO satellite showing the breakup of the comet's tail. Students analyze the diagram and use the scale to solve the problems...
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Hard Boiled
In this algebra learning exercise, 9th graders investigate what the best method is to time the 15 minutes required to boil an egg. They use two hour glass with different time measurements to answer this question.
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Bug Race
In this motion worksheet, students compare two graphs showing a bug's distance traveled over time. Students calculate the average speed of the bugs and determine which bug was traveling at a constant speed. This worksheet has 1 short...
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Class 2: Proportionality
In this proportionality worksheet, students are given 4 short-answer problems regarding change in velocity, time elapsed, point-slope form, and slope-intercept form.
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Hot Meals on Hand
In this exothermic reactions worksheet, students read about how commercial hot meals are heated through the use of exothermic reactions. They graph data of temperature and time elapsed for hot meals and answer two questions about the graph.
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Maglev Train
In this statistics worksheet, students collect data on train time using speed and time. They differentiate between the upper and lower bound of their data. There are 7 questions on 2 pages.
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Euler's Method
In this Euler's method worksheet, students use Euler's method to determine one-second time intervals in a rate problem. They explore functions to estimate rate changes in small time intervals. This two-page worksheet contains...
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The Mysterious Hexagon on Saturn!
In this Saturn learning exercise, students use a photograph of a hexagon feature on Saturn to solve three problems. These include finding the time it takes for the jet stream to complete one circuit around the hexagon, to find the size...
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Moving Magnetic Filaments Near Sunspots
For this sunspots worksheet, students observe two images taken by a solar observatory over a certain amount of time. Students determine the changes in the pictures and then calculate how fast and in what direction the particles are...
Inside Mathematics
How Old Are They?
Here is a (great) lesson on using parentheses! The task requires the expression of ages using algebraic expressions, including the distributive property. Pupils use their expressions to determine the individual ages.
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THEMIS: A Magnetic Case of 'What Came First?'
In this magnetic reconnection instructional activity, students solve seven problems using the data and graphs from the THEMIS satellite constellations, which show a series of events triggered by a magnetic reconnection. Students...
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Fitting Periodic Functions-Distant Planets
For this periodic functions worksheet, students use given data of the speed of a star and find the best fit periodic function that follows the trend in data. They determine the amplitude, offset phase and the formula for the angle. They...
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Driving Directions
In this driving directions worksheet, 5th graders interpret a driving route from Yosemite National Park to Mount Saint Helens National Monument. Students answer five math word problems associated with the route.
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2007 U.S. National Chemistry Olympiad Part II
Eight multi-step chemistry problems, including analyzing a titration, writing equations, predicting products and limiting reagents, calculating concentrations of ions, and using stoichiometry to solve for unknowns in reactions make up...
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2008 U.S. National Chemistry Olympiad Part I
In this chemistry Olympiad worksheet, students solve sixty multiple choice questions on a variety of chemistry topics from finding molarity of solutions to calculating products of reactions. Students are given graphs, equations, reaction...
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2008 U.S. National Chemistry Olympiad Part III
In this chemistry olympiad lab worksheet, chemists are required to design two experiments. In one, they design an experiment to identify seven solutions given to them in pipettes. In the other, they design an experiment to determine the...
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2000 U.S. National Chemistry Olympiad Part II
In this chemistry olympiad problem solving worksheet, chemistry pupils solve eight problems on a variety of topics including periodic trends, phase changes, ionization reactions, catalysts and titrations.
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1999 U.S. National Chemistry Olympiad Part II
A variety of topics including reaction rates, combustion reactions, periodic trends, and ionization reactions are included in this exam. Test takers also practice calculating empirical and molecular formulas of compounds.
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2000 U.S. National Chemistry Olympiad National Exam - Part I
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 general...
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2001 U.S. National Chemistry Olympiad Part I
Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...
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