East Semester Exam

32 Questions | Total Attempts: 189

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Equipment Quizzes & Trivia

Questions and Answers
  • 1. 
    Controlled scientific experiments include variables. One kind is an independent variabke and the other kind is a dependent variable. Which statement describes the difference between a independent variable and dependent variable?
    • A. 

      The dependent variable does not change and the independent variable does change.

    • B. 

      The independent variable does not change and the dependent variable does not change.

    • C. 

      The dependent variable is the control and the independent variable is the result.

    • D. 

      The dependent variable changes based on the independent variable.

  • 2. 
    • A. 

      Balance

    • B. 

      Ruler

    • C. 

      Graduated cylinder

    • D. 

      Thermometer

  • 3. 
    Maria is designing an experiment. Which piece of equipment will she need to measure t he temperature of a liquid?
    • A. 

      Ruler

    • B. 

      Beaker

    • C. 

      Balance

    • D. 

      Thermometer

  • 4. 
    Neil Bohr, a Danish physicist, produced an early model of the atom. It was replaced by the electron cloud model of am atom. Which is the main reason scientist use a model of an atom?
    • A. 

      Most atoms are too large to study in the lab

    • B. 

      An atom is very small, and a model aids in its study

    • C. 

      Most atoms are too far away for scientists to sudy in a lab

    • D. 

      All atoms are too dangerous to study without a model

  • 5. 
    • A. 

      Line graph

    • B. 

      Circle graph

    • C. 

      A stem-and leaf plot

    • D. 

      A box-and whisker plot

  • 6. 
    What is a limitation of the model?
    • A. 

      It cannot show the relative sizes of each planet

    • B. 

      It cannot show how planets orbit the sun

    • C. 

      It does not show the gravitational force exerted by each planet

    • D. 

      It does not show the order of planets, from closet to the sun to farthest from the sun

  • 7. 
    The illustration below shows a rectangular solid. What is the volume of the solid
    • A. 

      21 cm3

    • B. 

      30 cm3

    • C. 

      60 cm3

    • D. 

      300cm3

  • 8. 
    The density of aluminium is 2.7 g/cm3. What is the volume of a piece of aluminum if its mass is 8.1 grams?
    • A. 

      3.0 cm3

    • B. 

      2.7 cm3

    • C. 

      0.33 cm3

    • D. 

      21.9 cm3

  • 9. 
    • A. 

      Two or more atoms joined together by chemical bonds

    • B. 

      It is found inside the nucleus of an atom

    • C. 

      A substance that cannot be broken down into simpler materials

    • D. 

      A substance made up of two or more substances.

  • 10. 
    • A. 

      The are shiney

    • B. 

      They do not conduct heat.

    • C. 

      They are an insulator of electricity.

    • D. 

      They crumble if hit.

  • 11. 
    • A. 

      A lake freezes over into ice.

    • B. 

      A metal bar is rolled into a flat sheet

    • C. 

      Vinegar bubbles when baking soda is added.

    • D. 

      Sand, water and salt combined to form a mixture.

  • 12. 
    Living things are primarily made up of which of the following elements?
    • A. 

      Aluminum, iron, magnesium

    • B. 

      Argon, carbon, nitrogen, oxygen

    • C. 

      Carbon, hygrogen, nitrogen,

    • D. 

      Chlorine, hydrogen, oxygen

  • 13. 
    An unknown substance has volume of 15.8 cm3 and a mass of 2 grams. Use the chart above to identify the unknown substance. What is the substance?
    • A. 

      Water

    • B. 

      Iron

    • C. 

      Silver

    • D. 

      Gold

  • 14. 
    • A. 

      Mass

    • B. 

      Charge

    • C. 

      Weight

    • D. 

      Volume

  • 15. 
    Look at the diagram below. It show a section of the Periodic Table. How is the element carbon different from the element nitrogen?
    • A. 

      Carbon has a negative charge

    • B. 

      Nitrogen has a negative charge.

    • C. 

      They have different numbers of protons

    • D. 

      Carbon can be broken down into simpler substances.

  • 16. 
    Matter is anything that has a mass and takes up space
    • A. 

      True

    • B. 

      False

  • 17. 
    A proton is a negatively-charged subatomic particle.
    • A. 

      True

    • B. 

      False

  • 18. 
    Every atom has a nucleus and an electron cloud. The diagram below is a model of an atom. Which label points to the neutron?
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 19. 
    A rock is dropped into a graduated cylinder filled with 35 mL of water. What is the volume of the rock?
  • 20. 
    The diagram shows a portion of the periodic table. Which of the following elements have similar physical and chemical properties?
    • A. 

      K, Ca, Sc

    • B. 

      Fr, Ra, Ac

    • C. 

      Ca, Y, Hf

    • D. 

      Li, Na, K

  • 21. 
    • A. 

      H

    • B. 

      O

    • C. 

      H2O

    • D. 

      CO2

  • 22. 
    • A. 

      Radiation

    • B. 

      Emission

    • C. 

      Convection

    • D. 

      Conduction

  • 23. 
    • A. 

      Kinetic energy

    • B. 

      Potential energy

    • C. 

      Both potetial and kinetic energy

    • D. 

      Neither potential energy or kinetic energy

  • 24. 
    A person flips a swtich to turn on a lamp. Instantly, light is produced. What is one other form of energy that he should expect to oberve from the lamp?
    • A. 

      Sound

    • B. 

      Nuclear

    • C. 

      Thermal

    • D. 

      Chemical

  • 25. 
    Carly puts a plastic spoon into a bowl of hot oatmeal, as shown in figure below. Which of te following is most likely true of the spoon after five minutes?
    • A. 

      Its temperature decreases significantly.

    • B. 

      Its temperature remains relatively constant.

    • C. 

      Its temperature increases until it exceeds the temperature of the oatmeal.

    • D. 

      Its temperature increases significantly, bt does not exceed the temperature of the oatmeal.

  • 26. 
    A flashlight emits both heat and light. Where do these forms of energy come from in the flashlight?
    • A. 

      Electrical energy from the wall outlet.

    • B. 

      Heat energy from the bulb

    • C. 

      Thermal energy from the bulb

    • D. 

      Electrical energy from the battery

  • 27. 
    What type iof energy conversion takes place in the turbine?
    • A. 

      Wind energy to produce electrical energy

    • B. 

      Solar energy to produce mechanical energy

    • C. 

      Thermal energy to produce chemical energy

    • D. 

      Energy from moving water to produce mechanical energy.

  • 28. 
    The chemical bonds in fuel are changed when the fuel is burned to move a car. What type of energy conversion is taking place in this example?
    • A. 

      Kinetic to mechanical energy

    • B. 

      Chemical to potential energy

    • C. 

      Potential to kinetic energy

    • D. 

      Mechanical to electrical energy

  • 29. 
    Many tools can be used to measure the volume of a liquid. Which tool gives the most precise measurements of liquid volume?
    • A. 

      Beaker

    • B. 

      Test tube

    • C. 

      Measuring cup

    • D. 

      Graduated cylinder

  • 30. 
    6.495 km = _________mm
  • 31. 
    7535 mL = __________L
  • 32. 
    0.02 cm = _________mm