OSAT Earth Science (OK108) Practice Questions - Oklahoma Subject Area Test (OSAT) Earth Science (OK108) Exam

Access More Questions

A teacher wants students to test whether darker soil warms faster than lighter soil under the same lamp. Which change would make the investigation a controlled experiment?

Use the same mass of each soil type and place both samples the same distance from the lamp Use a different thermometer for each sample and record only the final temperature Heat the darker soil indoors and the lighter soil outdoors Add water to the darker soil because darker soils are often more moist

Correct Answer:

Use the same mass of each soil type and place both samples the same distance from the lamp

Access more questions from this quiz

Continue to OSAT Earth Science (OK108) Practice Questions - Oklahoma Subject Area Test (OSAT) Earth Science (OK108) Exam for more practice questions and the full quiz experience.

Access More Questions