Science Activity: Testing Liquid Conductivity
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Questions and Answers

What is the purpose of this science activity?

  • To test the pH levels of different liquids
  • To observe the reaction of liquids with copper wire
  • To measure the density of different liquids
  • To test the electrical conductivity of various liquids (correct)

    • What is used to make the tester for this experiment?

  • Gold wire and a light bulb
  • Steel wire and a small motor
  • Insulated copper wire and a battery (correct)
  • Aluminum foil and a battery

    • What conclusion can be drawn from the observations in the table?

  • None of the liquids conducted electricity
  • All liquids tested are good conductors
  • Some liquids are good conductors while others are poor conductors (correct)
  • Only acidic liquids are good conductors

    • What precaution should be taken while connecting various elements of the circuit?

    <p>Ensuring the connections are tight</p> Signup and view all the answers

    What would happen if the tips of the copper wire were not cleaned and dried between experiments?

    <p>The bulb would not light up at all</p> Signup and view all the answers

    Why is it important to observe any changes occurring in the bulb of the tester?

    <p>To understand if the liquid being tested is a good or poor conductor</p> Signup and view all the answers

    What is the term for the type of asexual reproduction in which an organism reproduces by dividing into two individuals?

    <p>Binary fission</p> Signup and view all the answers

    In hydra, what are the developing new individuals called during asexual reproduction?

    <p>Buds</p> Signup and view all the answers

    What happens to the nuclei during the process of asexual reproduction in Amoeba?

    <p>Nuclei divide into two parts</p> Signup and view all the answers

    What is the term for the type of asexual reproduction in which new individuals develop from buds?

    <p>Budding</p> Signup and view all the answers

    What is the name for the type of asexual reproduction in which an organism breaks into several pieces, each of which can develop into a new individual?

    <p>Fragmentation</p> Signup and view all the answers

    What is the term for the structures that develop on the surface of the parent organism during asexual reproduction in hydra?

    <p>Buds</p> Signup and view all the answers

    What is the term for a type of asexual reproduction in which an organism reproduces by the process of binary fission?

    <p>Fragmentation</p> Signup and view all the answers

    During asexual reproduction in hydra, what are the developing new individuals called?

    <p>Bulbils</p> Signup and view all the answers

    What process leads to the development of new individuals from bulges in hydra during asexual reproduction?

    <p>Fertilization</p> Signup and view all the answers

    In Amoeba, what happens to the nuclei during the process of asexual reproduction?

    <p>They fuse together</p> Signup and view all the answers

    What is the term for a type of asexual reproduction in which new individuals develop from buds in hydra?

    <p>Conjugation</p> Signup and view all the answers

    What is the term for the structures that develop on the surface of the parent organism during asexual reproduction in hydra?

    <p>Strobila</p> Signup and view all the answers

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