Practice Quiz

FCAT Grade 8 Science Assessment Practice Questions - Question List

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61. Which of the following best describes a decomposition reaction?
  1. A reaction in which the oxidation state of one species changes.
  2. A reaction in which a solid product is formed.
  3. A reaction in which a gaseous product is formed.
  4. A reaction in which a molecule is reduced to its individual elements.
  5. A reaction in which two reactants become a single product.
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62. What kind of current do batteries produce?
  1. Alternating current
  2. Random current
  3. Powerful current
  4. Direct current
  5. Singular current
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63. What is the voltage across a 10 Ohm resistor, if we flow 0.25 amps of current through it?
  1. 0.25 V
  2. 2.5 V
  3. 25 V
  4. 250 V
  5. 500 V
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64. Which of the following is not true about magnetic fields?
  1. A magnetic field can be produced by a moving current.
  2. A magnetic field and a moving current can interact to generate a force.
  3. The direction of a magnetic field produced by a moving current is governed by the right hand rule.
  4. The angle at which a magnetic field is applied to a point charge does not affect the force generated.
  5. All of the above are true.
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65. Raising the arm sideways is the job of which muscles?
  1. Deltoids
  2. Pectoralis
  3. Trapezius
  4. Adductors
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