Science Investigation Flashcards
7 cards from real ILEARN practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Science Investigation flashcards as text
A student wants to test whether the color of light affects plant growth. What is the best way to set up this experiment?
Answer: Keep all variables the same except light color
A controlled experiment changes only one variable (light color) while keeping all others constant.
Which tool would a scientist use to measure the mass of a small rock sample?
Answer: Balance scale
A balance scale measures mass by comparing an object to known weights.
A student records temperature data every hour for 8 hours. What type of graph best shows how temperature changed over time?
Answer: Line graph
A line graph shows change over time and is best for displaying continuous data trends.
During an investigation, a student gets a result that is very different from the other trials. What should the student do?
Answer: Report all data including the unusual result
Scientists must report all collected data honestly, including outliers, and investigate possible causes.
What is the purpose of repeating an experiment multiple times?
Answer: To increase reliability of the results
Repeating trials increases reliability by showing whether results are consistent.
A student measures a liquid's volume using a graduated cylinder. Where should the student read the measurement?
Answer: At the bottom of the curved surface (meniscus)
Volume in a graduated cylinder is read at the bottom of the meniscus for accuracy.
Which of the following is an example of qualitative data collected during a science investigation?
Answer: The solution turned bright blue
Qualitative data describes qualities or characteristics, not numerical measurements.
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