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Sc7: CER Quiz

QuestionAnswer
What does CER stand for? Claim, Evidence, and Reasoning
What is a claim? A statement or answer to a question. It is the main point being argued or stated.
What is evidence? Information or data that supports the claim.
What is reasoning? The explanation that connects the evidence to the claim using scientific ideas.
What question does a claim answer? What did you find out?
What question does evidence answer? How do you know?
What question does reasoning answer? Why did that happen?
What should you include in a claim? A clear and concise answer based on the investigation or data.
Should a claim include a detailed explanation? No. State what you know without explaining why.
What should you include in evidence? Specific data from an experiment, graph, data table, or observations.
What should you avoid when writing evidence? Vague phrases such as there was a change.
What should you include in reasoning? Scientific principles or background knowledge that explain the evidence and support the claim.
What is the correct order for writing a CER explanation? Claim, Evidence, Reasoning.
Why is CER important in science? It requires evidence and reasoning to support claims and encourages critical thinking and fair debate.
What is quantitative data? Data expressed using numbers or measurements.
What is qualitative data? Data expressed using descriptions or qualities.
In the plant experiment how tall did the plants in sunlight grow? 4 inches.
In the plant experiment how much did the plants without sunlight grow? They did not grow at all.
What was the claim in the plant experiment? Plants need sunlight to grow.
What scientific concept explained the plant experiment? Photosynthesis. Plants use sunlight to make food that provides energy for growth.
How many bacterial colonies did phones average? 1479 colonies.
How many bacterial colonies did toilet seats average? 220 colonies.
What was the claim in the cell phone experiment? Cell phones had more bacterial colonies than toilet seats.
What is an observation? Information gathered using the five senses.
What is an inference? An explanation for an observation based on past experiences and prior knowledge.
What are the five senses used for observation? Sight, smell, hearing, taste, and touch.
What is a qualitative observation? An observation that uses descriptive words such as the water is cold.
What is a quantitative observation? An observation that uses numbers or measurements such as the water is 42 degrees Fahrenheit.
Can an inference change? Yes. New observations can lead to a different inference.
What tool measures the volume of a liquid? A graduated cylinder.
What unit is used to measure liquid volume? Milliliters or mL.
How do you calculate the volume of an irregular object using water displacement? Subtract the initial water volume from the final water volume.
How do you calculate the volume of a rectangular prism? Length times width times height.
What unit is used for the volume of a rectangular prism measured in centimeters? Cubic centimeters or cm³.
What tools can measure length? A ruler or measuring tape.
What units were used to measure length in the measurement stations? Inches, centimeters, and millimeters.
What tools were used to measure mass? A triple-beam balance and a digital scale.
How do you calculate mass using a triple-beam balance? Add the readings from the hundreds beam, tens beam, and ones beam.
What information belongs on the x-axis of Jack's Olympic medal graph? The countries.
What information belongs on the y-axis of Jack's Olympic medal graph? The number of medals.
Created by: user-2019105
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