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5 Written questions

5 Matching questions

  1. Justice
  2. Dependent Variable
  3. Beta Decay
  4. What is the importance of marsh plant roots
  5. synthesis
  1. a the outcome factor; the variable that may change in response to manipulations of the independent variable-> resultant of the independent variable
  2. b an electron is emitted from the atom. It forms when a neutron splits into a proton and electron.
  3. c The roots keep the soil stable. When they are destroyed, the plant dies and the soil erodes away more easily.
  4. d the moral principle determining just conduct
  5. e 2 or more reactants combine to form one product

5 Multiple choice questions

  1. a substance microscopically dispersed evenly throughout another substance
  2. splitting a nucleus into 2 smaller ones- a lot of energy is released
  3. used to describe substances that look the same throughout. Homogeneous substances have one phase and uniform composition
  4. Ionic bonds will form between a metal (a positive ion) and a nonmetal (a negative ion.) Electrons are transferred—one gives up and one gains an electron.
    Covalent bonds will form between two non-metals (negative oxidation numbers.) Electrons are shared—neither atom will give up its electrons.
  5. to give thoughtful consideration to our actions; consider how our actions may affect the world we all share

5 True/False questions

  1. Estuarynutria create a problem in the marsh because they eat the marsh grasses and dig up the roots

          

  2. Oxidation number# of electrons gained (-) or lost (+) in bonding

          

  3. Three mile islandavoiding the causation of harm; the harm should not be disproportionate to the benefit of the treatment

          

  4. SalinityA compound made up of the positive ion from the base and the negative ion from the acid

          

  5. SoluteSubstance that is dissolved in a solution

          

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