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

Question 1

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

Question 2

In an investigation of stream erosion, which variable is the dependent variable?

The slope of the stream table The amount of water released per minute The mass of sediment transported during each trial The type of sediment placed in the channel

Correct Answer:

The mass of sediment transported during each trial

Question 3

Which field safety practice is most appropriate before students collect rock samples from a road cut?

Allow students to climb the exposure wherever fresh rock is visible Review site hazards, require eye protection, and keep students away from unstable slopes and traffic Tell students to collect the largest sample possible for easier identification Have students work alone so each student gets independent data

Correct Answer:

Review site hazards, require eye protection, and keep students away from unstable slopes and traffic

Question 4

A topographic map shows contour lines that are very close together on one side of a valley. What does that pattern indicate?

A steep slope A flat plain A stream flowing uphill A change from igneous to sedimentary rock

Correct Answer:

A steep slope

Question 5

Which statement best distinguishes a scientific claim from a scientific hypothesis?

A claim is supported by evidence and reasoning; a hypothesis is a testable tentative explanation or prediction A claim must always be true; a hypothesis is always false until proven A claim is used only in engineering; a hypothesis is used only in astronomy A claim requires no evidence; a hypothesis requires no investigation

Correct Answer:

A claim is supported by evidence and reasoning; a hypothesis is a testable tentative explanation or prediction

Exam overview

About this Exam

Prepare with the OSAT Earth Science (OK108) Practice Questions - Oklahoma Subject Area Test (OSAT) Earth Science (OK108) Exam practice quiz. This question bank includes 100 questions covering earth, evidence, students, rock, and indicate. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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

This practice set contains 100 questions from the matching question bank and focuses on earth, evidence, students, rock, and indicate. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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

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