100

1. Science Process Life Science Processes & Cycles Energy Earth/Sky 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500 Created by: Mrs. Craft, Mrs. Martin, & Mr. Moore

2. Question: Name at least 2 ways you can communicate the results of your experiment? Answer: Table/Chart/Graph A-100

3. QUESTION: Ahkeem wants to test at what temperature 100 mL of water freezes. What tools would he need? ANSWER: What are a thermometer, beaker, & freezer? A-200

4. QUESTION: Name a variable in the experiment involving a pendulum. Daily Double: Describe the effect of the variable Answer: length of string/ weight/ height of drop, etc. Length of string affected the number of cycles- longer strings meant fewer cycles. No effect for any other variable. A-300

5. QUESTION: April wants to see how many hours of light her plant will need to thrive. How could she set up an experiment to test her question? ANSWER: Must involve a variable around time of light and controls of soil & plant. A-400

6. QUESTION: Heart disease can be caused by a high cholesterol diet. Based on the two labels, which product would a heart doctor recommend for a patient? Explain your reasoning. (see picture A-5) ANSWER: Vegetable oil b/c of lower cholesterol amounts (despite higher calories and fat) A-500

7. QUESTION: Name one adaptation that allows this animal to survive in its habitat. ANSWER: What is large ears, large feet, fur for camouflage? B-100

8. QUESTION: Which living organism is a producer? (View picture B-2) ANSWER: Any plant in picture B-200

9. QUESTION: If an insecticide was sprayed to kill the bugs in this pond, what else might happen? (view picture B-3) ANSWER: Fish might become sick B-300

10. QUESTION:Name two adaptations that allow this animal to survive in its habitat AND perform its niche, or role, in it. Name both the adaptation and describe how it helps the animal perform its role. ANSWER: stripes (camouflage); sharp teeth or fangs (killing; eating; tearing prey); claws (catching prey); strong/powerful legs or muscles (catching prey). More possible… B-400

11. QUESTION: Contrast a learned animal behavior to an inherited animal trait. Explain why one is learned and one inherited. ANSWER: answers will vary: inherited is born with (e.g. hibernating, migrating, color of fur, etc.) and learned requires training (e.g. hunting, making a dog sit, parrot talking) B-500

12. QUESTION: If Adrianna removes the switch from a circuit what will happen? ANSWER: The circuit will not be complete/closed (it will be an open circuit) C-100

13. QUESTION: Two part question: 1) What keeps planets in orbit around the sun? 2) If evaporation never occurred in the water cycle, what might happen? (diagram C-2) ANSWER: 1) gravity 2) many possible: plants die (drown from water that never evaporates). No clouds form, no additional rain. C-200

14. QUESTION: DAILY DOUBLE (300 per question answered- 2 parts) 1) What is the niche of bacteria in a food web? 2) Name three sources of carbon dioxide and one MUST be abiotic ANSWER: 1) Decompose dead material and return nutrients to soil for plants to use 2) people/animals, air, volcanoes C-300

15. QUESTION: The earth tilts on its axis at about 23 degrees. What effects would occur if the earth did NOT tilt on its axis as it revolved around the sun? ANSWER: There would not be seasons. The sun would strike the earth at the same angle during its revolution. C-400

16. QUESTION: Draw a leaf on the board and identify the necessary elements for photosynthesis and any products created during photosynthesis. ANSWER: Elements required= water, carbon dioxide, sunlight. Produces oxygen C-500

17. QUESTION: What is the source of nearly all energy on earth? ANSWER: The sun D-100

18. QUESTION: Which of the following uses a renewable resource? Explain your answer. A B C D ANSWER: C= water is a renewable resource. A= oil (nonrenewable); B= coal (nonrenewable) D= oil (nonrenewable) D-200

19. QUESTION: Draw a diagram that shows how energy flows through an ecosystem. ANSWER: Can draw a food chain (X→Y → Z); or a food web. D-300

20. QUESTION: Identify three types of energy in this picture (view D-4). ANSWER: light, heat (thermal), electrical D-400

21. QUESTION: Cars in the US run on gasoline refined from oil. Cars in Brazil run on ethanol made from corn. Why might the United States need to power their cars like Brazil? ANSWER: Oil is a nonrenewable resource. Eventually it will be used up and we will no longer be able to make gas. The power source needs to come from a renewable resource such as solar energy or biofuel (plants like corn.) D-500

22. QUESTION: Name all the inner planets in order from the sun. ANSWER: Mercury, Venus, Earth, Mars E-100

23. QUESTION: How long does it take the Earth to complete one rotation? ANSWER: One day (or 24 hours). E-200

24. QUESTION: Selena visits the moon and steps on a scale. She finds that she is 30 pounds lighter. How is that possible? Bonus 200 points: What did NOT change when Selena stepped on the moon? ANSWER: Weight depends on the amount of gravity pulling on the object, so weight changes. Bonus: Mass is the amount of matter the object contains and does NOT change. E-300

25. QUESTION: During construction at a new city park Marcus notices a huge mound of dirt near the sidewalk he walks on to get to school. The day after a rainstorm Marcus sees the mound of dirt has shrunk, but the sidewalk he walked on before is now buried under dirt. Explain the processes at work. ANSWER: Erosion- runoff from the rain carried dirt off the mound, eroding it to a smaller size. Deposition- the sand that was carried off the mound of dirt was deposited, or dropped, in a new location- on top of the sidewalk. E-400

26. QUESTION: Explain why we always see the same side of the moon. ANSWER: It takes the moon about 28 days to complete one rotation, and that is the same amount of time it takes the moon to revolve around the Earth. (synchronous rotation) E-500