Chapter 5 5th Grade Science

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Author:
lroehm
ID:
193975
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Chapter 5 5th Grade Science
Updated:
2013-01-20 16:40:17
Tags:
physical changes matter energy heat chemical properties
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Study questions for chapter 5 5th grade science - chemical and physical changes.
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  1. The total energy of particles in matter is called ________.  

    a. heat   b. temperature   c. thermal energy
    c. thermal energy
  2. The flow of thermal energy from a warmer area to a cooler area is called __________.

    a. thermal energy   b. heat   c. temperature
    a. heat
  3. The measure of how hot or cold matter is is called _________.

    a. temperature   b. thermal energy   c. heat
    a. temperature
  4. A melting candle is the result of _________.

    A. boiling adding thermal energy to turn a liquid into a gas
    B. melting adding thermal energy to turn a solid into a liquid
    C. freezing removing thermal energy to turn a liquid into a solid
    B. melting adding thermal energy to turn a solid into a liquid
    (this multiple choice question has been scrambled)
  5. Freezing a liquid is the result of ________.

    A. boiling adding thermal energy to turn a liquid into a gas
    B. melting adding thermal energy to turn a solid into a liquid
    C. removing thermal energy to turn a liquid into a solid
    C. removing thermal energy to turn a liquid into a solid
    (this multiple choice question has been scrambled)
  6. How is a pot of water on a stove turned into steam?

    A. boiling adding thermal energy to turn a liquid into a gas
    B. melting adding energy to turn a solid into a liquid
    C. freezing removing thermal energy to turn a liquid into a solid
    A. boiling adding thermal energy to to turn a liquid into a gas
    (this multiple choice question has been scrambled)
  7. Physical changes can change the size, shape, or state of matter.  True or False
    True
  8. When a juice bar melts, a new kind of matter is formed?  True or False
    False. No new kind of matter is formed.
  9. Whenever matter is moved or changed, energy is involved.  True or False
    True
  10. When a paper clip is bent, heat energy is adde.  True or False
    False.  Heat energy is given off when a paperclip is bent.
  11. Is breaking glass a physical or chemical change?
    physical - it is a change in size which is a physical change
  12. Is melting ice a physical or chemical change?
    physical - it is a change in state which is a physical change
  13. By squeezing molding clay, have you made a chemical or a physical change?
    a physical change because all you did was to change the shape
  14. In chemical changes, new types of matter are created?  True or False
    True
  15. Can chemical changes reversed?
    no - usually chemical changes cannot be reversed...you can't change the matter back to the types you had before the chemical change.
  16. which of the following might you observe in a chemical change:

    a. color change
    b.bubbling
    c. light is produced
    d. odor is produced
    e. temperature change
    f. all of the above
    f. all of the above
  17. In a chemical reaction, if a gas is produced without adding heat is it called bubbling or boiling?
    bubbling
  18. When there is a temperature change - getting hot or cold without adding heat - is this a characteristic of a chemical change or a physical change?
    chemical change
  19. Are new types of matter created in physical changes? 
    NO
  20. Can physical changes usually be reversed?
    yes - physical changes usually can be reversed
  21. Is water freezing to make ice a chemical change or a physical change?
    A physical change
  22. Cutting, tearing, breaking, bending, and melting are all examples of chemical changes or physical changes?
    physical changes
  23. Freezing, boiling, evaporating, condensing, dissolving, and separating are all examples of chemical changes.  True or False
    False
  24. Digesting candy, lead nitrate and potassium, baking soda and vinegar, a rusting hammer, and a decaying apple are all examples of __________ changes.

    a. physical
    b. chemical
    c. spiritual
    d. mental
    b chemical
  25. Melting chocolate or freezing water are examples of _____________.

    A. mental changes
    B. chemical changes
    C. physical changes
    D. spiritual changes
    C. physical changes
    (this multiple choice question has been scrambled)
  26. If you took a hammer and smashed a frozen juice bar into a hundred little pieces, would that be a physical or a chemical change?
    physical
  27. ________ is the ability to cause change.

    A. drawing
    B. thinking
    C. energy
    D. melting
    C. energy
    (this multiple choice question has been scrambled)
  28. Do particles of matter move faster or slower at high temperatures?
    faster
  29. Degrees are a measure of _________.

    A. baking
    B. temperature
    C. heat
    D. refrigeration
    B. temperature
    (this multiple choice question has been scrambled)
  30. _________ is when a gas or vapor cools and becomes a liquid.

    A. condenstation
    B. freezing
    C. melting
    D. boiling
    A. condensation
    (this multiple choice question has been scrambled)
  31. Although the appearance of matter might change in a physical change, the kind of matter itself does not change.  True or False
    True
  32. A _______ is matter made up of two or more substances that are combined physically, but keep their individual properties.

    A. solution
    B. mixture
    C. concoction
    D. combination
    B. mixture
    (this multiple choice question has been scrambled)
  33. Some mixtures are best seperated using a change in state.  True or False
    True
  34. Differences in density cannot be used to separate a mixture.  True or False
    False.  Differences in density can be used to separate some mixtures - remember that like mas and volume, density is a physical property of matter.
  35. Mixtures can be any combination of matter - a combination of solids only, liquids only, gases only, or a combination of any of the three.  True or False
    True
  36. Is lemonade a mixture or a solution?
    a mixture of water lemon juice and sugar 
  37. A ________ is a mixture in which the parts are mixed together thoroughly and evenly.

    A. soluble
    B. temerature
    C. solution
    C. solution
    (this multiple choice question has been scrambled)
  38. To dissolve means to mix completely by separating into particles that cannot be seen.  Dissolving forms a __________.

    A. solution
    B. density
    C. clay ball
    A. solution
    (this multiple choice question has been scrambled)
  39. The parts of a solution cannot be separated by density.  True or False
    False
  40. is disolving a chemical change or a physical change?
    physical
  41. Can a solution be made of solids, liquids, gases or any combination of the tree?  Yes or No
    Yes
  42. _______ is the measure of how much of a substance can dissolve in another substance.

    A. density
    B. temperature
    C. humidity
    D. solubility
    D. solubility
    (this multiple choice question has been scrambled)
  43. A _________ change is a change in matter that produces a new kinds of matter with different properties.

    A. physical
    B. chemical
    C. solution
    B. chemical
    (this multiple choice question has been scrambled)
  44. Boiling an egg is an example of a physical change?  True or False
    False - it is a chemical change
  45. In a chemical change, atoms and molecules do not simply rearrange, they break apart and form new combinations with other atoms and molecules.  True or False
    True
  46. A chemical reaction is another term for a chemical change.  True or False
    True
  47. In a chemical reaction, the matter that you start with is called the _________.

    A. reaction
    B. product
    C. reactant
    C. reactant
    (this multiple choice question has been scrambled)
  48. The newly formed matter in a chemical reaction is called the __________.

    A. density
    B. product
    C. reactant
    B. product
    (this multiple choice question has been scrambled)
  49. Wood burning, fireworks exploding, and metal rusting are all examples of ________ changes.

    A. temperature
    B. mixture
    C. physical
    D. chemical
    D. chemical
    (this multiple choice question has been scrambled)
  50. The biggest clue that a chemical change is ocurring is the formation of products that have properties different from those of the reactants.  True or False
    True
  51. During a physical reaction, the bonds that hold atoms in molecules together - chemical bonds - are broken.  New bonds form between atoms resulting in new molecules and new products.  True or False.
    False - this is what happens during a chemical reaction.  There is no such thing as a physical reaction.
  52. Energy such as light or heat is often given off when a chemical reaction takes place.  True or False
    True
  53. Grinding up sugar is an example of a chemical change.  True or False
    False - this is a physical change
  54. Folding paper is a chemical change.  Chemical bonds are broken and new bonds are formed. Tue or False
    False - folding paper changes its shape and is a physical change
  55. Caramel is burned sugar.  Heat changes some of the sugar particles into carbon and water.  This is an example of a physical change.  True or False
    False - this is a chemical reaction or change
  56. When copper is exposed to moist air, it reacts with gases in the air to form a green coating.  This is a chemical reaction or a chemical change.  True or False
    True
  57. When a copper tube is bent, chemical bonds are broken and new matter is created.  True or False
    False - bending a copper tube is simply a change in shape and is a physical change.
  58. When paper is burned, carbon in the paper combines with oxygen to form ash and carbon dioxide gas.  This is a chemical change.  True or False
    True
  59. In a chemical change, the amount aof matter changes.  True or False
    False - the amount of matter stays - matter is always concerved
  60. In a physical change the amount of matter stays the same.  True or False
    True - the amount of matter in a physical or chemical change always stays the same.

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