134 • Name:

For answers with units, do not forget to include the units: numeric answer units!

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  1. A wave was inscribed on poster paper by a RipStik. The RipStik was timed and took 0.81 seconds to go from 0 cm to 162 cm.
    Based on Millinocket swizzle sine wave 10 cm 0 cm 54 cm 108 cm 162 cm
    1. λ = _________ _________ What is the wavelength λ of ONE wave?
    2. a = _________ _________ What is the amplitude a?
    3. τ = _________ _________ What is the period τ of ONE wave?
    4. f = _________ _________ What is the frequency f?
    5. ѵwave = _________ _________ What is the wave velocity ѵwave?
  2. Hue Saturation Luminosity (HSL) colors:
  3. ______________ ____________ What gas is the major contributor to climate change and global warming?
  4. What is the cause of this gas being added to the atmosphere?
  5. What is the impact of ocean acidification on coral reefs?
  6. ______________ _______ By how much is sea level expected to rise before the end of the century?
  7. ______________ _______ What was the temperature increase limit that island nations of the world wanted to see the world commit to at the Paris talks?
  8. ______________ _______ What was the temperature increase limit that the world committed to at the Paris talks?
  9. Who is Kathy Jetnil-Kijiner and what does she have to do with climate change?
  10. A student gathered the data seen in the table below.
    Graphical analysis

    Water Data

    image dist
    i (cm)
    object dist
    o (cm)
    00
    2028
    4056
    6084
    80112
    background rectangle major grid lines axes text layers Index of Refraction for water image depth i (cm) object depth o (cm) x-axis labels 0 10 20 30 40 50 60 70 80 90 100 y-axis labels 0 10 20 30 40 50 60 70 80 90 100 110 120
    1. ______________ Calculate the slope of the line. The slope is the experimental index of refraction for water.
    2. ______________ __________ Use the slope above to predict the object depth for a penny that appears to be 30 cm underwater.
    3. ______________ __________ Use the slope above to predict the image depth for a coral head that is 200 cm underwater.
    4. ______________ Water has a published index of refraction of 1.33. What is the error for the slope?
    5. ______________ Water has a published index of refraction of 1.33. What is the percentage error for the slope?
  11. The Corning digital hot plate uses 8.7 amperes at 1043 Watts of power.
    Electrical appliance
    1. __________ _____ Calculate the voltage for the hot plate.
    2. __________ _____ Calculate the resistance R for the hot plate.
  12. List two types of alternate energy sources being deployed in Micronesia.
  13. A Whirlpool dryer uses 26 amps of current at 240 volts.
    Electrical appliance Electrical appliance
    1. __________ _____ Calculate the resistance R for the dryer.
    2. __________ _____ Calculate the power P for the dryer.
  14. A Haier household refrigerator uses 1.2 amps of current at 115 volts.
    Electrical appliance Electrical appliance
    1. __________ _____ Calculate the resistance R for the refrigerator.
    2. __________ _____ Calculate the power P for the refrigerator.
  15. Periodic table element 6 C 12
    1. __________ What is the atomic number of C?
    2. __________ What is the atomic mass of C?
    3. __________ How many protons does C have?
    4. __________ How many neutrons does C have?
    5. __________ How many electrons does C have?
    6. ____________________ C was an element tested in the electrical conductivity, what is the full name for C?
  16. Atomic schematic protons neutrons electrons Lithium Atomic center translation Orbitals Remember that the number of neutrons equals or exceeds the number of protons. The number of protons cannot exceed the number of neutrons in a stable element. Thus the more numerous nucleons are the neutrons.
    1. _______________ Looking only at the atomic diagram, determine the atomic number of the atom depicted.
    2. _______________ Looking at the diagram, what is the atomic mass for the atom?
    3. _______________ Looking at the diagram and the chart on the wall, what is the one or two letter chemical abbreviation for this element?
    4. _______________ Looking at the diagram and the chart on the wall, what is the full name for this element?
    5. What is the function of the neutrons in the nucleus?
  17. _______________ What is the common name for compound with the formula H2O?
  18. _______________ In general, what color do acids tend to turn floral pigment fluids?
  19. _______________ In general, what color do bases tend to turn floral pigment fluids?
  20. _______________ Are lime fruits acid, base, or neutral?
  21. _______________ Is vinegar an acid, base, or neutral?
  22. _______________ Is cream of tartar an acid, base, or neutral?
  23. _______________ Is water an acid, base, or neutral?
  24. _______________ Is baking soda an acid, base, or neutral?
  25. _______________ Is ammonia an acid, base, or neutral?
  26. _______________ Is a bar of hand soap an acid, base, or neutral?
  27. _______________ Is laundry detergent an acid, base, or neutral?
  28. _______________ Is bleach an acid, base, or neutral?

slope= ( y2 y1 ) ( x2 x1 )
raw error = experimental value − published (theoretic) value
percentage error= raw error published (theoretic) value

period τ = 1 ÷ (period τ)
frequency f = 1 ÷ (frequency f )
velocity ѵ = wavelength λ * frequency f

Voltage V = current i * resistance R
Power P = iV