Physical Science Projects

Following is a list of physical science projects phrased as questions which 
can be answered by carrying out experimental investigations.
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    Here is the list:

  1. What objects sink in water?

  2. What brand of peanut butter spreads over the greatest area?

  3. What kind of cereal contains the most irons?

  4. What type of bubble gum makes the biggest bubble?

  5. How far will a piece of gum streach before it rips apart?

  6. What type of juice is the most acidic? (Hint:Test various juices with litmus and Ph paper.)

  7. Which paper towel is the strongest?

  8. Can a mixture of colors be seperated? (Hint: use paper chromatography. Mix two water-soluble colors together. Place a large sample dot of the new color in the middle of a paper napkin stip. Then carefully hold the bottom part of the napkin stip in a cup of water and observe what happens.)

  9. How long does it take for a cup of water to evaporate?

  10. How much salt must be added to a glass of water for an egg to float?

  11. Which United Staes coin has the greatest volume? (Hint: Seperately place coins into a graduated cylinder containing water. Determine the coin volume by water displacment.)

  12. What objects float in water?

  13. What type of cereal gets soggy first?

  14. What materials dissolve in water?

  15. What diaper brand holds the most water?

  16. How much juice does an orange contain?

  17. What is the most acidic fruit? (hint: Test various fruit juices with litmus and Ph paper.)

  18. What objects are attrated to a magnet?

  19. How far can a rubber band be streached before it breaks?

  20. What are some properties of carbon dioxide gas? (Hint: Use safety glasses to prepare carbon dioxide gas by reacting baking soda and vinegar.

  21. Is vegetable oil denser than milk?

  22. Is corn syrup more viscous than vegetable oil? (Hint: Viscous means a resistence to flow.)

  23. Is aluminum foil or cloth a better insulator?

  24. Which dish soap makes the largest bubbles?

  25. Which dish soap’s bubbles last longest?

  26. Will water that is exposed to sunlight heat up faster in a white cup or in a colored cup?

  27. Which way does the wind blow most frequently in your town?

  28. Can information be obtained about unseen objects?(Hint: Place various objects in a shoebox. Then have people examine the box to come up with informaiton about its contents.)

  29. Can sand be seperated from salt in a mixture?

  30. What minerals do rocks contain?

  31. How many inches of rain fall in one month?

  32. What type of paper is best to make paper airplanes fly a long distance?

  33. Do paper clips affect the distance a paper airplane flies?

  34. To what length can cotton candy or taffy be stretched before it breaks?

  35. What pencil length has the most stability?

  36. How do bulbs light up by usuing batteries?

  37. What are some physical properties of rocks? (Hint: Physical properties include color,size, shape, and mass.)

  38. Can solar energy be used to cook food? (Hint: carefully make a solar cooker using a soda can and a metal rod. Cut away some of the soda can so that the food placed in it will be exposed to the sun. A metal rod may be used to hold the food into place.)

  39. What ype of wing design provides the greatest lift to an airplane?

  40. What happens if one freezes wet rocks? (Hint: Wet some rocks and then individually seal them in freezer bags before putting them into the freezer.)

  41. What happens to an egg stored in a container of vinegar?

  42. How can sound be produced?

  43. How many drops of water will balance on a quarter?

  44. How many drops of soapy water will balance on a quarter?

  45. What are the properties of a burning candle?

  46. Can a dirty water sample be filtered?

  47. How far can a plastic ball be thrown?

  48. Can music be made by using bottles of water?

  49. What distance can an egg be dropped before it breaks? (Hint: Design a protective container for the egg before you try dropping it from various heights.)

  50. What constellations are found in the sky during the spring?

  51. What size marble will move fastest in vegetable oil?

  52. In what brand of shampoo will marbles move the slowest?

  53. How much mass can a sheet of paper hold before it rips?

  54. What is the average number of seeds in a Valencia Orange?

  55. Does a small ball roll a greater distance than a large ball?

  56. What cereal type contains the most sugar?

  57. How does eliminating half of the butter in a chocolate chip cookie recipe affect the cookie taste?

  58. What is the most efficient corn popper?

  59. Can a person make a magnet?

  60. Can a drop of water be used as a magnifier?

  61. How does a cooked egg differ from a raw one?

  62. How many marshmallows are in a box of cereal containing marshmallows?

  63. How do the properties of old pennines compare to the properties of new pennies?

  64. How long does it take for a cut apple to oxidize in air? (Hint: Oxidation is the browning process.)

  65. Does a ball roll the same distance in dirt as it does in grass?

  66. Does adding wheels to an object reduse its friction?

  67. What type of glue makes the strongest bond?

  68. How far can a water balloon be rolled before it bursts?

  69. What objects can be lifted by using a lever?

  70. What liquids are basic-that is, alkaline? (Hint: Test various liquids using litmus andPh paper.)

  71. How much water must be added to a cup of milk for the milk to lose its color?

  72. What items can be smoothed by using sandpaper?

  73. What are the properties of water?

  74. Do toy cars with big wheels go a longer distence than those with small wheels?

  75. How does the length of a vibrating object affect its sound?

  76. How much water can a sponge hold?

  77. How long will an inflated balloon stay inflated?

  78. What ratio of colors exist in a bag of colored, candy-coated chocolate?

  79. How long does it take for a container of milk to sour?

  80. How much liquid does a popsicle contain?

  81. How many times can a piece of paper be folded in half?

  82. How much sugar will dissolve in a cup of water?

  83. What type of juice best cleans coins?

  84. Can one make crystals out of sugar and water?

  85. Does temperature affect the amount of sugar that will dissolve in a cup of water?

  86. Do liquids cool as the evaporate?

  87. Which materials keep things colder- plastic wrap or aluminum foil?

  88. Does the color of a meterial affect its heat absorbtion?

  89. At room temperature, does an ice cube melt faster in air or in the water?

  90. Does water with salt boil faster than plain water?

  91. Is it possible to see and measure a magnetic field?

  92. Is it possible to make bubbles different shapes?

  93. How can we determine the hardness of different rocks?

  94. What materials will rust?

  95. How do crystals of table slat, Epsom salt, and alum differ from one another?

  96. How does a thermometer work?

  97. Is it possible to map the moon changes for 30 days?

  98. How many different ways can we see static electricity at work?

  99. Which shape- a sphere, a hoop, or a disk- will roll down a hill fastest?

  100. Is it possible to mix colored light rays to create new colors?
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