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Reaction Kinetics
In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...
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Bubbles
Eighth graders experiment with a number of dishwashing liquids to determine the duration of the bubbles. They graph the data, add glycerin to the dishsoap, and repeat the experiment. They graph and compare the data sets.
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Smog Be Gone
Students begin the lesson by identifying greenhouse gases. In groups, they observe and record the effect of the gases on the atmosphere and the temperature of the Earth. They participate in activities that describe the role of...
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Figuring Elapsed Time
Students discover the concept of elapsed time. In this calculating time lesson, students utilize the Internet to complete record sheets based on the concept of elapsed time. Finally, the students answer questions on their own.
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Chilly Discoveries
First graders make ice cream and determine what makes this liquid turn into a solid.
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Introducing Particles
Pupils predict what is going to happen using prior knowledge being prepared to alter a view when faced with new evidence. They then accurately measure and record liquid volumes realizing that liquids and granular solids have similarities...
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Crazy Putty Ratio
Second graders use knowledge of measurements and ratios to mix various combinations of liquid starch and glue. They chart their ratios, make observations, and write a summary of the activity. They mix their own batch of Crazy Putty to...
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Wet Weather, Wet Climate
Students discover the differences between weather and climate in this long-term lesson introduction. They create rain gauges and practice reading rainfall measurements, view a website showing the cloud cover in their location and draw...
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Chocolate Asphalt Cookies
Young scholars investigate basic engineering principles, road construction and material science through a unique and fun hands-on activity.
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i-Density Crisis
Eighth graders determine the density using mass and volume. In this science lesson, 8th graders explain why some materials float or sink. They estimate the density of objects based on whether it floats or sinks in a liquid of known...
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The Portion is the Poison
Students calculate the amount of everyday food products or liquids that would need to be consumed in order to become toxic. By using unit analysis, they calculate the amount of certain common food items that would need to be consumed in...
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Drip, Drip, Drip
Students gather scientific data and be able to utilize the data to generalize results over a long period of time. They use the appropriate tools to measure quanities of liquids and analyze the data to determine the cost of a leaky faucet.
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Discovering Pi
Fourth graders are introduced and experiment with the concept of pi. Using this information, they discover the relationship between the circumference and diameter of circles. In groups, they practice measuring the circumference of...
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Making Sense of Density
Students identify the concepts of density, mass, and volume that define the property of a substance. They also determine that the properties of materials, such as, density and volume, can be compared and measured by using rulers,...
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Keeping Warm
Fifth graders measure the temperature of water using a thermometer. They record the temperatures of water on a chart. Students use the temperature data to determine which materials are the best conductors of heat. They discuss their...
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Estimation Lesson Plan
Students use four different computer estimation applets with several classroom estimation activities.
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Water and Ice
Students explore what happens to water as it goes from solid to liquid and back. In this state of matter lesson, students observe, measure, and describe water as it changes state.
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The Pressure's Off
Students investigate air pressure with four hands-on activities. They observe experiments by viewing Take a Look 2 #21.
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HOLD ON TO THAT
Students will analyze how water enters different soils, how readily it passes through and how much water is held.1. Materials needed for the activity are; pint of clay, pint of sand, pint of loam, newspaper,
three frozen fruit juice...
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Is There Water on Mars?
Students decide whether or not there is or has even been water on Mars. They analyze temperature and pressure data from the Pathfinder mission to Mars, and then they analyze images of Mars, interpreting the landforms they see and...
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Keep it Bottled Up: Linear Rates of Pressure Increase
Pupils explore linear functions in this lesson when they collect and analyze data as a chemical reaction proceeds. Learners record pressure versus time data and model the data as a linear function. They also examine the concept of slope...
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Electricity: Will It Conduct?
Students build conductivity testers and investigate which solids and solutions conduct electricity. Working in groups, they predict which items will conduct electricity and record their answers on worksheets.
NASA
Cleaning Water
Give young scientists a new appreciation of fresh, clean drinking water. After learning about the ways astronauts recycle their air and water, your class will work in small groups creating and testing their very own water...