TEKS Warm Up 2
Quiz by Rebekah Beard
Grade 8
Science (2021)
Texas Essential Knowledge and Skills (TEKS)
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Measures 5 skills from
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20 questions
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- Q1Why is it important to use models when asking questions in scientific investigations?Models help visualize and understand complex systems.Models provide definitive answers without testing.Models replace the need for real-world experiments.Models guarantee accurate predictions in all scenarios.120sSCI.8.1A
- Q2When evaluating a model in science, what type of question would be most useful?How can the model replace real-world systems?How accurately does the model represent the real-world phenomenon?What personal opinions were used to design the model?Why does the model invalidate all other models?120sSCI.8.1A
- Q3How can analyzing the results of an investigation lead to meaningful scientific questions?By confirming that no further questions are necessary.By revealing unexpected patterns or anomalies for further exploration.By proving all existing theories wrong instantly.By providing immediate and final solutions to all issues.120sSCI.8.1A
- Q4Why is it important to define problems in science using information from investigations?It minimizes the need for actual experimentation.It guarantees personal opinions are prioritized.It allows for random and unrelated conclusions.It ensures that the research is based on systematic evidence.120sSCI.8.1A
- Q5How would you categorize a galaxy that has no defined shape and appears disorganized?Barred spiral galaxyElliptical galaxyIrregular galaxySpiral galaxy120sSCI.8.9B
- Q6What is the defining feature of elliptical galaxies compared to spiral galaxies?They have an oval shape and lack spiral arms.They have a disk-like shape with spiral arms.They have a high rate of new star formation.They contain young stars predominantly.120sSCI.8.9B
- Q7What is a characteristic feature of spiral galaxies that distinguishes them from elliptical and irregular galaxies?Presence of spiral armsLack of structureSpherical shapeLarge amounts of dark matter120sSCI.8.9B
- Q8What type of galaxy is typically elongated or round, with little interstellar matter, and primarily composed of older stars?Irregular galaxySpiral galaxySeyfert galaxyElliptical galaxy120sSCI.8.9B
- Q9What evidence do scientists primarily use to support the Big Bang theory of the universe's origin?Gravitational wavesDark matter distributionCosmic microwave background radiationStellar formation rates120sSCI.8.9C
- Q10Which scientific theory describes how galaxies are moving away from each other, supporting the idea of an expanding universe?Hubble's LawNewton's Law of Universal GravitationKepler's LawsEinstein's Theory of Relativity120sSCI.8.9C
- Q11What does the observation of distant galaxies moving away from us at increasing speeds suggest about the fate of the universe?The universe is contracting slowly.The universe is static and unchanging.The universe will eventually collapse.The universe is expanding at an accelerating rate.120sSCI.8.9C
- Q12Which of the following stages is the first phase in the life cycle of a star?Red GiantWhite DwarfNebulaMain Sequence120sSCI.8.9A
- Q13On the Hertzsprung-Russell diagram, where would you find the majority of stars during their stable phase?White Dwarf RegionMain SequenceSupergiant RegionRed Giant Branch120sSCI.8.9A
- Q14What characteristic of stars increases as you move from the bottom left to the top right of the Hertzsprung-Russell diagram?LuminosityColorMassTemperature120sSCI.8.9A
- Q15What is the final stage of a low-mass star's life cycle after it has shed its outer layers?Main Sequence StarWhite DwarfBlack HoleNeutron Star120sSCI.8.9A