Tag: evidence
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A Clammy Problem – Invasive Mollusks in Michigan
Examine a graph showing the numbers of invasive clams collected in a lake in Michigan. Answer basic questions about data and write a CER.
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Interpreting Diagrams – Taurine and Aging (CER)
Students analyze a graph showing the effects of the amino acid taurine on aging. The data is from a primary source. Identify claim, evidence and reasoning.
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Can Genetic Modification Protect Corn?
The European corn borer (ECB) is a major pest of corn in the United States. It is a small, black and white moth that lays its eggs on the leaves of corn plants. The larvae hatch and tunnel into the stalks, ears, and leaves of the plant, causing significant damage. Bt corn is a type…
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Why Do Caterpillars Fling Their Frass? (CER)
Students examine data on caterpillars to determine an evolutionary reason for an observed behavior. Caterpillars will fling their feces far from the nest!
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Brazilian Wasp Venom Kills Cancer Cells – CER
Students complete an CER on how Brazilian wasp venom can disrupt the cell membrane of cancer cells which can potentially be used to treat disease.
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CER – How Effective Are Masks at Preventing Disease
Students examine data that show the effectiveness of mask wearing and the prevention of disease. The activity is a CER format (claim, evidence, reasoning.)
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Early Discoveries in Science – Remote Version
Remote version of early discoveries in science. Slides present scenarios about how the scientific method is used to solve real-world problems.
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CER and Data Analysis
CER introduction to scientific argumentation (claim, evidence, reasoning), Analyze a graph showing ACE2 receptors by age group.
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CER – Data Analysis with Sharks
Shark data by month where students make a LINE graph to show how the population changes over time. Students complete a CER to discuss results.
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Falling Cats – CER
Students practice Claim, Evidence, and Reasoning (CER) while examining the relationship between falling height and cat injuries. The graphs show that cats who fall 2-7 stories often suffer more injuries than cats who fall from greater distances. Not much information is given about how the data was collected, though the original source is included, I…
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Early Discoveries – CER
Students who are just learning how to do CER’s (claim, evidence, reasoning) often struggle when they are required to develop their own claims and evidence statements. In this activity, students read stories about historical science, such as Redi’s experiment on meat and maggots and Louis Pasteur’s experiments with the s-shaped flask. The stories are short,…
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The Martian and the Car
This worksheet is one of the older ones in my collection, and was recently updated to include a Claim-Evidence-Reasoning section (instead of short response/essay). This a a great way to introduce the topic of life and how we define whether something is living or not. In this scenario, a Martian is observing earth and decides…
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Mitochondria, DNA, and the Aging Process
This short article was designed for anatomy and physiology students studying the cell. The class focuses on how disease states can often be traced back to problems with cells. Senescence, or aging, has been linked to a build-up of mutations in mtDNA.
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Investigation: How Does a Water Strider Stay Afloat?
This lab was modified from the “Penny Lab” to focus more on the properties of water and how surface tension is important for aquatic organisms like the water strider. The instructions were designed for an intro (vocational) biology class that only meets for a semester.
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Claim, Evidence, Reasoning (CER) Science Topics
A list of topics and articles for students to use to practice claim, evidence, and reasoning.