2. Write your names on your paper… As a group, read over each question and decide on 1 answer. Record your answer on your piece of paper. The group with the most correct answers will win.

3. 1 of 20) What type of chemical bond is connecting these 3 atoms?

4. 2 of 20) How many centimeters can be found in 49.825 dekameters?

5. 3 of 20) SpongeBob noticed that his favorite pants were not as clean as they used to be. His friend Sandy told him that he should try using Clean-O detergent, a new laundry soap she found at Sail-Mart. SpongeBob made sure to wash one pair of pants in his usual detergent and another pair with the Clean-O detergent. After washing both pairs of pants a total of three times, the pants washed in the Clean-O detergent did not appear to be any cleaner than the pants washed in his usual detergent. A.What is the independent variable in this experiment? B.What is the control in this experiment?

6. 4 of 20) Two plants are being grown. One is placed in sunlight and the other is not. Name 3 other factors that need to be constant.

7. 5 of 20) What is an atom with a positive charge called?

8. 6 of 20) Which element is naturally stable? Argon Nitrogen Silicon Magnesium

9. 7 of 20) Two part question: A) What is the atomic number of this atom? B) Name this element.

10. 8 of 20) Which part of an experiment is used for comparison and receives no special treatment?

11. 9 of 20) Which number is the largest? 67,893 mm 23.18 km 743 hm 19,779 dm

12. 10 of 20) Grab-Bag: During what year was the first moon landing?

13. 11 of 20) All life is based on cells… All life requires energy… All life reproduces and develops… What is the 4 th requirement of life?

14. 12 of 20) In the picture, chlorine is stealing an electron from sodium. Two part question: a) What type of bond is this? b) Which atom will have the negative charge? e e e e e e e e e e e e e e e e e e e e e e e e e e e e sodium chlorine Cl Na e

15. 13 of 20) Two part question: A) What is the atomic number of this atom? B) Atomic mass of this element?

16. 14 of 20) Organisms such as plants and algae that create their own energy by photosynthesis are called ________. Plant Algae

17. 15 of 20) Three part question: A) Which parts of an atom can be found in the nucleus? B) Which parts of an atom will determine the atomic mass? C) Which part of an atom is shared/stolen during a chemical bond?

18. 16 of 20) Using cm, how long is the red box?

19. 17 of 20) How many protons, neutrons, & electrons does argon contain?

20. 18 of 20) In Europe, gasoline is selling for $1.50 per liter. If a car has a 10.56 gallon tank, how much will it cost to fill up an empty tank? Hint: 3.79 liters = 1 gallon

21. 19 of 20) Place the steps of the scientific method in the correct order. A) Design an experiment B) Repeat C) Create a hypothesis D) Analyze the data E) State the problem F) Create a conclusion

22. 20 of 20) Grab-Bag: Name the Roman city buried by Mt Vesuvius in AD 79.

23. Exchange Your Answers

24. 1 of 20) What type of chemical bond is connecting these atoms?

25. 2 of 20) How many centimeters can be found in 49.825 dekameters? 49.825 dam ? cm

26. 3 of 20) SpongeBob noticed that his favorite pants were not as clean as they used to be. His friend Sandy told him that he should try using Clean-O detergent, a new laundry soap she found at Sail-Mart. SpongeBob made sure to wash one pair of pants in his usual detergent and another pair with the Clean-O detergent. After washing both pairs of pants a total of three times, the pants washed in the Clean-O detergent did not appear to be any cleaner than the pants washed in his usual detergent. A.What is the independent variable in this experiment? B.What is the control in this experiment?

27. 4 of 20) Two plants are being grown. One is placed in sunlight and the other is not. Name 3 other factors that need to be constant.

28. 5 of 20) What is a positively charged atom called?

29. 6 of 20) Which element is naturally stable? Argon Nitrogen Silicon Magnesium 284284 282282 2525 288288

30. 7 of 20) Two part question: A) What is the atomic number of this atom? B) Name this element.

31. 8 of 20) Which part of an experiment is used for comparison and receives no special treatment?

32. 9 of 20) Which number is the largest? 67,893 mm 23.18 km 743 hm 19,779 dm 67.893m 23180m 74300m 1977.9m

33. 10 of 20) Grab-Bag: During what year was the first moon landing?

34. 11 of 20) All life is based on cells… All life requires energy… All life reproduces and develops… What is the 4 th requirement of life?

35. 12 of 20) In the picture, chlorine is stealing an electron from sodium. Two part question: a) What type of bond is this? b) Which atom will have the negative charge? e e e e e e e e e e e e e e e e e e e e e e e e e e e e sodium chlorine Cl Na e

36. 13 of 20) Two part question: A) What is the atomic number of this atom? B) Atomic mass of this element?

37. 14 of 20) Organisms such as plants and algae that create their own energy by photosynthesis are called _____________. Plant Algae

38. 15 of 20) Three part question: A) Which parts of an atom can be found in the nucleus? B) Which parts of an atom will determine the atomic mass? C) Which part of an atom is shared/stolen during a chemical bond?

39. 16 of 20) Using cm, how long is the red box? 12mm

40. 17 of 20) How many protons, neutrons, & electrons does argon contain? Protons: __________ Neutrons: __________ Electrons: __________

41. 18 of 20) In Europe, gasoline is selling for $1.50 per liter. If a car has a 10.56 gallon tank, how much will it cost to fill up an empty tank? Hint: 3.79 liters = 1 gallon

42. 19 of 20) Place the steps of the scientific method in the correct order. A) Design an experiment B) Repeat C) Create a hypothesis D) Analyze the data E) State the problem F) Create a conclusion ANSWER: E) State the problem C) Create a hypothesis A) Design an experiment D) Analyze the data F) Create a conclusion B) Repeat

43. 20 of 20) Grab-Bag: Name the Roman city buried by Mt Vesuvius in AD 79.