Scientific Enquiry
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
Planning Investigations
SubtopicPlanning Investigations under Scientific Enquiry for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
Which variable is 'controlled' if you keep the same amount of sunlight for all plants in an experiment?
A.Independent variable
B.Dependent variable
C.Control variable
D.The result variable
- 2.
Which of these should be done before starting any experiment?
A.Read all the instructions carefully
B.Write the conclusion
C.Mix all the chemicals together
D.Throw away the equipment list
- 3.
Why do scientists record their work in a lab notebook?
A.To practice their handwriting
B.To keep a permanent record that others can check
C.Because they are not allowed to use computers
D.To hide their results from other scientists
Download the worksheet for Scientific Enquiry - Planning Investigations to practice offline. It includes additional chapter-level practice questions.
Data Collection and Measurement
SubtopicData Collection and Measurement under Scientific Enquiry for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
Which piece of safety equipment should you always wear when measuring and mixing chemicals?
A.A hat
B.Safety goggles
C.A watch
D.Ear muffs
- 2.
When taking a temperature reading, why should you wait a few moments after placing the thermometer in the substance?
A.To let the thermometer cool down first
B.To allow the liquid inside the thermometer to stop moving and reach the same temperature
C.To make the substance change color
D.To allow the stopwatch to start
- 3.
Which unit is used for measuring the volume of air in a balloon?
A.Kilograms
B.Newtons
C.Cubic centimeters ()
D.Degrees Celsius
Download the worksheet for Scientific Enquiry - Data Collection and Measurement to practice offline. It includes additional chapter-level practice questions.
Graphing and Analysis
SubtopicGraphing and Analysis under Scientific Enquiry for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
A student measures the temperature of a liquid as . What is the likely temperature of the next measurement if the pattern continues?
A.B.C.D. - 2.
Why do scientists use standard units like the Metric System () instead of units like 'hand-spans' or 'cups'?
A.Because standard units are harder to learn
B.So that scientists all over the world can understand and compare results
C.Because 'cups' are only for cooking
D.Because 'hand-spans' are too large
- 3.
When looking at a table of results, what is the best way to find the 'mode'?
A.Find the number that appears most often
B.Find the largest number
C.Find the smallest number
D.Calculate the average
Download the worksheet for Scientific Enquiry - Graphing and Analysis to practice offline. It includes additional chapter-level practice questions.
Evaluating Evidence
SubtopicEvaluating Evidence under Scientific Enquiry for Grade 6 IGCSE.
Preview questions (no answers)
- 1.
A group of students measure the length of a desk. Their results are . What can you say about their evidence?
A.It is very inconsistent
B.It is reliable because the results are very similar
C.It is wrong because the numbers are not all the same
D.It is not evidence
- 2.
What do we call the process of checking your own work for mistakes in the evidence?
A.Evaluating
B.Predicting
C.Guessing
D.Ignoring
- 3.
Why is it useful to have a large sample size (e.g., testing 100 seeds instead of 2) when gathering evidence?
A.It is cheaper to buy 100 seeds
B.It makes the results more representative and the evidence stronger
C.It takes less space to grow 100 seeds
D.The seeds will grow faster if they are together
Download the worksheet for Scientific Enquiry - Evaluating Evidence to practice offline. It includes additional chapter-level practice questions.