Science 8: Benchmark III-part 1 (50)

50 Questions | Total Attempts: 201

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Science Benchmark Quizzes & Trivia

Review chemical bonding, periodic table, and elements.


Questions and Answers
  • 1. 
    Which "group" on the periodic table is the most reactive?
    • A. 

      18

    • B. 

      1

    • C. 

      17

    • D. 

      7

  • 2. 
    What is it called when a neutral atom loses or gains an electron?
    • A. 

      Isotope

    • B. 

      Ion

    • C. 

      Atom

    • D. 

      Compound

  • 3. 
    Which of the following is a covalent bond? Remember covalent must be a nonmetal + nonmetal or a metal + metal together, shares
    • A. 

      KCl

    • B. 

      N2

    • C. 

      CO2

    • D. 

      Ca2O

  • 4. 
    What are two types of chemical bonding?
    • A. 

      Polar and nonpolar

    • B. 

      Ionic and covalent

    • C. 

      Subscript and coefficient

    • D. 

      Negative and positive

  • 5. 
    Is this a balanced or unbalanced formula, Cl2 +2Na -> 2NaCl?
    • A. 

      Maybe

    • B. 

      Yes

    • C. 

      No

  • 6. 
    What is the right side of the the chemical equation called?
    • A. 

      Reactant

    • B. 

      Product

    • C. 

      Coefficient

    • D. 

      Subscript

  • 7. 
    What is an example of a physical change?
    • A. 

      Burning wood

    • B. 

      Tearing paper

    • C. 

      Tarnishing

    • D. 

      Rusting

  • 8. 
    What is an example of a physical change?
    • A. 

      Ice melting

    • B. 

      Tarnishing

    • C. 

      Digesting food

    • D. 

      Bread baking

  • 9. 
    What is the type of nuclear reaction the releases energy or splits the nucleus?
    • A. 

      Fusion

    • B. 

      Fission

    • C. 

      Energy

    • D. 

      Breaking apart

  • 10. 
    What is the substance called to the left of the arrow in a chemical equation?
    • A. 

      Product

    • B. 

      Reactant

    • C. 

      Formula

    • D. 

      Equation

  • 11. 
    What does the Law of Conservation of Matter state?
    • A. 

      Matter can be destroyed, but not reproduced.

    • B. 

      Matter can neither be created nor destroyed in a chemical reaction

    • C. 

      Matter can be created.

    • D. 

      Matter can be created and destroyed in a chemical reaction.

  • 12. 
    What does an object's in "motion" depend upon?
    • A. 

      Velocity

    • B. 

      Mass

    • C. 

      Mass and velocity

    • D. 

      Volume

  • 13. 
    What is the pH of pure water ?
    • A. 

      1

    • B. 

      14

    • C. 

      7

    • D. 

      4

  • 14. 
    What is an "orderly arrangement" of molecules found in a solid as a diamond or ice?
    • A. 

      Element

    • B. 

      Atom

    • C. 

      Crystal

    • D. 

      Compound

  • 15. 
    How many of each element does rubbing alcohol, C3H7OH, contain?
    • A. 

      C=3 H=7 O=1

    • B. 

      C=1 H=2 O=1

    • C. 

      C=3 H=8 O=1

    • D. 

      C=10 H=1 O=1

  • 16. 
    What does a spring scale measure?
    • A. 

      Inertia

    • B. 

      Force

    • C. 

      Work

    • D. 

      Motion

  • 17. 
    What is the temperature when there is no molecular motion?
    • A. 

      0 degrees Celsius

    • B. 

      273 degree Kelvin

    • C. 

      Absolute zero

    • D. 

      32 degrees Fahrenheit

  • 18. 
    Which changes on the moon, your weight or mass?
    • A. 

      Mass

    • B. 

      Weight

    • C. 

      Weight and mass

    • D. 

      Neither

  • 19. 
    What would be the best unit of measurement to use when measuring a pencil in science?
    • A. 

      Inches

    • B. 

      Centimeter

    • C. 

      Milligram

    • D. 

      Kilometer

  • 20. 
    Which of the following is a compound?
    • A. 

      N2

    • B. 

      Cl2

    • C. 

      H2O

    • D. 

      He

  • 21. 
    What does the neutralization process make when an acid and base combines?
    • A. 

      Acid

    • B. 

      Base

    • C. 

      Salt and water

    • D. 

      Gas

  • 22. 
    What direction does heat move?
    • A. 

      From lower temperature to higher temperature

    • B. 

      From higher temperature to lower temperature

    • C. 

      Slowly absorbs

    • D. 

      Slowly decreases from lower to higher

  • 23. 
    How does salt melt ice on a sidewalk?
    • A. 

      Salt makes the water evaporate

    • B. 

      Salt heats up when the sun shines on it

    • C. 

      Salt raises temperature above 0 degrees Celsius

    • D. 

      Salt lowers the freezing point of water below 0 degrees Celsius

  • 24. 
    What is it called when liquid changes to a solid?
    • A. 

      Condensation

    • B. 

      Evaporation

    • C. 

      Boiling

    • D. 

      Freezing

  • 25. 
    What is the amount of work done in a period amount of time?
    • A. 

      Power

    • B. 

      Force

    • C. 

      Motion

    • D. 

      Velocity

  • 26. 
    What does acceleration of a moving object depend on?
    • A. 

      Speed and mass of an object

    • B. 

      Velocity and force of an object

    • C. 

      Force and mass of the object

    • D. 

      Momentum and friction of an object

  • 27. 
    What is the rate of change of velocity?
    • A. 

      Momentum

    • B. 

      Acceleration

    • C. 

      Resistance

    • D. 

      Force

  • 28. 
    What is the amount of work done in a period of time?
    • A. 

      Force

    • B. 

      Power

    • C. 

      Acceleration

    • D. 

      Motion

  • 29. 
    What unit of measurement is work measured?
    • A. 

      Newton

    • B. 

      Joule

    • C. 

      Kilogram

    • D. 

      Pascals

  • 30. 
    Which law states that an object at rest will remain at rest; objects in motion will remain in motion?
    • A. 

      Newton's 1st

    • B. 

      Newton's 2nd

    • C. 

      Newton's 3rd

    • D. 

      Newton's Laws of Motion

  • 31. 
    What force keeps a satellite in orbit?
    • A. 

      Fission

    • B. 

      Gravity

    • C. 

      Centripetal force

    • D. 

      Fusion

  • 32. 
    What is the tendency of an object to to stay in motion or remain in place unless acted upon by an outside force?
    • A. 

      Magnetism

    • B. 

      Motion

    • C. 

      Gravity

    • D. 

      Inertia

  • 33. 
    What is a "pure" substance that is made of "more than one" element?
    • A. 

      Compound

    • B. 

      Suspension

    • C. 

      Molecule

    • D. 

      Mixture

  • 34. 
    What is a the biggest problem and negative effect of nuclear energy?
    • A. 

      Explosions

    • B. 

      Expensive

    • C. 

      Storage and disposal of waste product

    • D. 

      Power plants are dangerous

  • 35. 
    Which Law of Motion explains a rocket taking off into space?
    • A. 

      Newton 2nd Law - Froce=Mass x Acceleration

    • B. 

      Newtons 1st Law -Law of Inertia

    • C. 

      Newtons 3rd Law - Action equals Reaction

  • 36. 
    Which chemical compounds below can ions, an atom or group of atoms with positive or negative charges help make up?
    • A. 

      Sugar

    • B. 

      Salts

    • C. 

      Acids

    • D. 

      Bases

  • 37. 
    Which Law of Motion says an object at rest stays at rest and objects in motion stays in motion unless acted on by a by an unbalanced force?
    • A. 

      Newtons Third Law of Motion

    • B. 

      Newtons First Law of Inertia

    • C. 

      Newton's Second Law of Motion

  • 38. 
    Which law of motion is when acceleration of an object depends on its mass and the size and direction of the force acting on it (F=Mass x Acceleration).
    • A. 

      Newton's First Law of Motion

    • B. 

      Newton's Second Law of Motion

    • C. 

      Newton's Third Law of Motion

  • 39. 
    Whcih law of motion states every action has an equal and opposite reaction force (Action =Reaction).
    • A. 

      Newton's First Law of Motion

    • B. 

      Newton's Third Law of Motion

    • C. 

      Newton's Second Law of Motion

  • 40. 
    What is the distance an object travels in a certain amount of time?
    • A. 

      Velocity

    • B. 

      Speed

    • C. 

      Acceleration

    • D. 

      Force

  • 41. 
    What is the tendancy of an object to resist change in its motion?
    • A. 

      Inertia

    • B. 

      Acceleration

    • C. 

      Motion

    • D. 

      Speed

  • 42. 
    What is a push or pull?
    • A. 

      Rude manners

    • B. 

      Velocity

    • C. 

      Balance

    • D. 

      Force

  • 43. 
    What is it when a place or object used for comparison to determine if something is in motion?
    • A. 

      Speed

    • B. 

      Reference point

    • C. 

      Slope

    • D. 

      Motion

  • 44. 
    What is the distance an object travels in a certain amount of time?
    • A. 

      Acceleration

    • B. 

      Velocity

    • C. 

      Speed

    • D. 

      Inertia

  • 45. 
    What is speed in a certain direction?
    • A. 

      Motion

    • B. 

      Distance

    • C. 

      Acceleration

    • D. 

      Velocity

  • 46. 
    When an object's speed of an object "does not" change?
    • A. 

      Rate

    • B. 

      Continuous speed

    • C. 

      Constant speed

    • D. 

      Acceleration

  • 47. 
    What is the amount of matter in an object?
    • A. 

      Mass

    • B. 

      Matter

    • C. 

      Pressures

    • D. 

      Force

  • 48. 
    What is the product of an objects mass and its velocity?
    • A. 

      Motion

    • B. 

      Momentum

    • C. 

      Speed

    • D. 

      Force

  • 49. 
    What is it called when an object reaches its greatest velocity?
    • A. 

      Final velocity

    • B. 

      Rate

    • C. 

      Terminal velocity

    • D. 

      Speed

  • 50. 
    What is the force of gravity on a person or object at the surface of a planet?
    • A. 

      Matter

    • B. 

      Mass

    • C. 

      Weight

    • D. 

      Gravity