This is usually the first thing a scientist does when beginning an investigation.
Answer: What is ask a question?
This is the variable that the scientist purposely changes.
Answer: What is the independent variable?
The “C” in CER stands for this.
Answer: What is Claim?
This describes how close a measurement is to the accepted or actual value.
Answer: What is accuracy?
This tool transfers small amounts of liquid one drop at a time.
Answer: What is a pipette/dropper?
This is a testable prediction about what will happen in an experiment.
Answer: What is a hypothesis?
This is the variable that is measured or observed. The data.
Answer: What is the dependent variable?
The part of CER that should include data, measurements, or observations.
Answer: What is Evidence?
This describes how close repeated measurements are to one another. PACKED TOGETHER
Answer: What is precision?
The SI base unit for length.
Answer: What is the meter (m)?
Observing that a liquid is blue is this type of observation.
Answer: What is qualitative observation?
These are factors that stay the same throughout an experiment.
Answer: What are constants?
The part of CER that explains why the evidence supports the claim.
Answer: What is Reasoning?
You should read a graduated cylinder at this part of the meniscus.
Answer: What is the bottom of the meniscus?
You should read a graduated cylinder at this part.
Answer: What is the bottom of the meniscus?
Observing that a plant grew 12 cm is this type of observation.
Answer: What is quantitative observation?
A scientist tests three different brands of fertilizer on plant growth. What is the independent variable?
Answer: What is the type/brand of fertilizer?
A graph shows that as the number of rabbits increases, the amount of available grass decreases. This is this type of relationship.
Answer: What is an inverse/opposite relationship?
Water begins at 42 mL. After a rock is added, the level rises to 61 mL. What is the rock's volume?
Answer: What is 19 mL
This shallow circular dish is commonly used for growing microorganisms or holding specimens.
Answer: What is a Petri dish?
A student's hypothesis was not supported by the data. What should the student do?
Answer: Explain in their conclusion why their hypothesis was not supported by the data.
One group receives no fertilizer while the other groups receive fertilizer. The no-fertilizer group serves this purpose.
Answer: What is the control group for comparison?
A student's claim says, “Plants receiving more light grew taller.” What would be the strongest evidence for this claim?
Answer: What is specific numerical data comparing plant heights under different amounts of light?
Measurements are 28.1 g, 28.2 g, and 28.1 g, but the accepted value is 35.0 g. Is it accurate or precise?
Answer: What is precise but not accurate?
Convert 5 kg to grams.
Answer: What is 5,000 g?