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Question 1 1. Which of the following phase transitions involves the absorption of heat?
Question 2 2. Loudness is a characteristic of sound that is related to what sound wave property?
Question 3 3. In plants, which of the following cell organelles is most directly associated with the production of chemical energy?
Question 4 4. After completing a lab to study the effects of force on motion, students summarize their findings by making a drawing and turn it into the teacher for review. This is an example of:
Question 5 5. _____ are the strongest covalent chemical bonds, created by the head-on overlapping between atomic orbitals.
Question 6 6. Sulfur dioxide in the atmosphere contributes to which of the following?
Question 7 7. Flower color in a certain plant is determined by a gene with two alleles: S and s. The trait shows complete dominance. Homozygous dominant plants have purple petals while homozygous recessive plants have white petals. In a cross between a homozygous recessive plant and a heterozygous plant, which of the following is expected?
Question 8 8. Which of the following describes a red giant?
Question 9 9. Which of the following represents the smallest distance?
Question 10 10. Of the following substances, which is the safest to use in a fourth-grade lab activity?
Question 11 11. Tapeworms attach to the intestines of some animals and consume their nutrients. This often leads to malnutrition in the infected organisms. What type of relationship exists between the tapeworm and the animal it infects?
Question 12 12. Which of the following is a sedimentary rock?
Question 13 13. Which of the following is NOT typically done before conducting an experiment?
Question 14 14. Which of the following energy transformations occurs during photosynthesis?
Question 15 15. Which of the following questions addresses a common misconception regarding cells?
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