MTTC Elementary Education – SCIENCE | Questions with 100% Correct Answers | Updated 2024 | Guaranteed A+

MTTC Elementary Education – SCIENCE | Questions with 100% Correct Answers | Updated 2024 | Guaranteed A+ A fourth-grade teacher is assessing students' use of the inquiry process during a unit on electricity and magnetism. Which of the following assessments would be most effective for this purpose? A. observing the students and taking notes while they are engaged in investigations B. having the students answer open-response questions at the end of the unit C. filling in a K-W-L chart with the students at the beginning and the end of the unit D. giving the students a multiple-choice test after every investigation and experiment - A A third-grade teacher is considering using an activity that she found on the Internet for her science class. However, when she looks up information for the materials used in the activity, she finds that one material is labeled "caustic." It would be wise for the teacher not to use this activity because caustic materials can: A. cause a severe allergic reaction in individuals who are genetically susceptible B. rapidly combust if they are exposed to heat or a spark C. cause chemical burns if they come into contact with the skin or the eyes D. emit toxic vapors that affect the individual's nervous system if inhaled - C A researcher is trying to determine why hemlock trees in a certain area are dying in large numbers while other species of trees are unaffected. Which of the following is a testable hypothesis that could help determine the cause of the hemlocks' decline in the area? A. The ability of hemlocks to compete with other trees that make up the forest cover in the area has declined over time. B. A pest that infests hemlock trees but does not attack other tree species has recently spread into the area from forests outside the area. C. The relationship between hemlock trees and other organisms that make up the biotic community in the area has changed over time D. Global climate change has led to changes in the ecology of the area that are affecting the continued survival of hemlock trees. - B