SOL TEST REVIEW ES 1 & ES 2

Which of the following is the best example of a testable scientific question?

• What is the meaning of life?

• Why is the sky blue?

• How does temperature affect plant growth?

• Should we study astronomy?

What is the purpose of a hypothesis in a scientific investigation?

• To summarize data

• To make a prediction based on research

• To analyze graphs

• To report results

Which scenario represents a design problem?

• Observing erosion in a stream

• Determining soil pH

• Creating a water filtration system for a school

• Identifying minerals in a sample

What is the dependent variable in an experiment measuring plant height based on different amounts of water?

• Amount of water

• Type of soil

• Plant height

• Temperature

When planning a scientific investigation, which step should come first?

• Formulating a hypothesis

• Collecting data

• Analyzing results

• Drawing conclusions

What is a primary concern when conducting experiments in the field?

• Internet access

• Social media presence

• Safety and ethics

• Number of students

Which tool would be most appropriate for measuring liquid volume accurately?

• Thermometer

• Ruler

• Graduated cylinder

• Barometer

What is the purpose of repeated trials in an experiment?

• To waste materials

• To confirm results are consistent

• To alter the outcome

• To increase errors

Which graph would be best for showing the relationship between time and temperature?

• Pie chart

• Line graph

How can data be used to test a scientific model?

• By ignoring outliers

• By assuming results

• By comparing predictions to actual results

• By adjusting data to fit expectations