Work Inclined Planes Skeletal System Muscular System DIGESTIVE SYSTEM

1. Work Inclined Planes Skeletal System Muscular System DIGESTIVE SYSTEM

2. 5. What are the 5 organs of the digestive system? Mouth Esophagus Stomach Small Intestine Large Intestine

3. 12. Trenton ate a HUGE loaf of bread before football practice. In the digestive system, what is going to happen to the bread? Why It is going to breakdown into a sugar

4. 1. Do the body systems work together? Yes, to maintain balance in the body

5. 20. When we were closing the door from 3 different points, when did it require the least amount of force….when you were close to or far away from the hinges? Far away from hinges – as you increase the distance, the force required decreases

6. 4. What is the main function of the digestive system? Breakdown nutrients for absorption in the bloodstream

7. 10. In digestion, chemical energy is transformed into ___________ energy. Thermal Energy

8. 15. What is glucose an example of? Sugar

9. 8. Give me 2 examples of physical digestion. Break down of food by chewing & food being passed through the digestive tract

10. 2. What are the 2 main functions of the skeletal system? Support & Protection

11. 11. What kind of energy do sugar molecules contain? Chemical Energy

12. 18. What are the levels of organization of living things from least to most complex: Cells, Tissues, Organs, Organ Systems, Organism

13. 6. Digestion is vital to all living things because…. It chemically breaks down large molecules into smaller molecules the body can use

14. 17. Looking at your notes, what are 2 things you can tell me about organic compounds? They all contain Carbon (C) All things that are or were once alive have organic molecules

15. 7. There are 2 different types of digestion…what are they? Chemical & Physical Digestion

16. 14. Is this change (carbs being broken down into simple surgars) a chemical or physical change? Chemical change

17. 3. What is the function of the muscular system? Movement

18. 19. What are 3 examples of organs? Liver, Heart, Lungs

19. 13. When we ate the cracker last week, the flavor changed, why? B/c a cracker is a carb and carbs break down into surgar molecules in the digestive system

20. 16. What contains organic compounds? All living and things that were once living

21. 9. Give me 2 examples of a chemical change in the digestion system Saliva breaking down large molecules into small molecules Hydrochloric Acid in stomach breaking down food

22. What is a dependent variable? A variable that changes because of the independent variable

23. Jana wants to do an experiment to determine what brand of popcorn pops the most kernels in the bag. What would be the independent variable in this experiment? Brand of popcorn

24. What is responsible for connecting bone to muscle? Tendons

25. Babies have 300 bones when they are born. Adults have 206. How do we “lose” those extra bones as we get older? Small bones connect with larger bones to create one big bone

26. When conducting an experiment w/ an unknown substance, Alberisha found that when touched with electrical wires nothing happened, the substance was not shiny, and broke easily. How would you classify this substance? Nonmetal

27. Brandon used a triple beam balance and determined that the mass of the rock shown was 274g. Use the imagebelow to determine the volume? D=27.4 g/mL

28. What energy transformations take place when a battery-operated radio is in use? Chemical  Electrical  Sound