168 pse2 ☁ ⛅ Name:

Clouds permitting the final examination will begin with cloud identification. You will also be given a METAR report.

To the best of your ability, decode the METAR report.

DATE:

TIME (GMT):

TIME (PONT):

WIND DIRECTION:

WIND SPEED:

VISIBILITY:

CLOUD COVER AND ALTITUDES
LOW:

MIDDLE:

HIGH:

TEMPERATURE:

DEW POINT:

AIR PRESSURE:

168 pse2 ⚽ ⚾ Name:

  1. The first graph shows data gathered by a student in SC 130 physical science.
    Soap density background rectangle major grid lines axes x-axis and y-axis linear regression line data points as circles text layers Soap density volume (cm³) mass (g) y-axis labels 0 8 16 24 32 40 48 56 64 72 80 x-axis labels 0 10 20 30 40 50 60 70 80 90 100
    1. __________ Calculate the slope of the line.
    2. ______________ Determine the y-intercept of the line.
    3. ____________________________ Write the slope-intercept equation for the line.
  2. The second graph shows velocity data gathered by a student in physical science.
    1. Plot the data.
      Graphical analysis

      Data

      Table two
      Distance (min)Distance (m)
      0.0000
      0.01530
      0.03060
      0.04590
      background rectangle major grid lines axes text layers minutes versus meters Distance (min) Distance (m) x-axis labels 0 0.010 0.020 0.030 0.040 0.050 y-axis labels 0 10 20 30 40 50 60 70 80 90 100
    2. __________ __________ Calculate the slope of the line.
    3. __________ __________ Calculate the intercept of the line.
    4. __________ __________ Based on the slope and intercept, 1.000 minutes is how many meters?
    5. __________ __________ Based on the slope and intercept, 200 meters is how many minutes?
  3. __________ What is the slope of the line y = 5.5 + 0.85x?
  4. __________ What is the y-intercept of the line y = 5.5 + 0.85x?
  5. A bar of soap has a length of 7.4 cm, a width of 3.5 cm, and a height of 1.8 cm. The soap has a mass of 51.8 grams.
    1. __________ _____ What is the volume of the soap?
    2. __________ _____ What is the density of the soap?
    3. ______________ Will the soap float or sink?
    4. __________ _____ Is the soap more likely to be Ivory OR Zest?
  6. __________ _____ Calculate the velocity ѵ of a ball that rolls 2500 centimeters in 12.5 seconds.
  7. __________ _____ Calculate the distance a ball with a velocity ѵ of 200 cm/s will roll in 9 seconds.
  8. __________ _____ Calculate the time for a ball with a velocity ѵ of 200 cm/s to roll 1600 centimeters.
  9. The graph shows ball fall time versus distance data gathered by a student in laboratory three.
    1. Square the times and then divide the square time by two for each time value. Enter your answers into the table. Plot the Time²/2 versus distance data on the graph.
      Graphical analysis

      Ball fall data

      Time
      (s)      		Dist
      (cm)      		Time²/2
      (s²)      		Dist
      (cm)
      0000
      0.55150150
      0.71250250
      0.85350350
      background rectangle major grid lines axes text layers Ball fall data Time²/2 (s²) Distance (cm) y-axis labels 0 50 100 150 200 250 300 350 400 450 500 x-axis labels 0 0.1 0.2 0.3 0.4 0.5
    2. _________ __________ Calculate the slope for the Time²/2 versus the Distance data.
    3. _________ __________ Based on the slope, what is the experimental value for the acceleration of gravity?
  10. A marble with a mass of 5 grams sits on a banana leaf 10 centimeters vertically above the table. The acceleration of gravity g of 980 cm/s².
    1. _________ __________ Calculate the Gravitational Potential Energy of the marble.
    2. _________ __________ At the bottom of the banana leaf the same marble is moving at a velocity of 100 cm/s. Calculate the Kinetic Energy of the marble.
  11. Use the data to answer the following questions on pulleys.
    force (gmf)load (gmf)
    2066
    80264
    140462
    180594
    1. ____________ What is the actual mechanical advantage for the pulley system?
    2. ____________ The pulley system had four load lines. What is the ideal mechanical advantage?
    3. ____________ Use the preceding two questions to calculate the efficiency of the pulley system.
  12. Write out Newton's first law.
  13. Give a mathematical statement of Newton's second law.
  14. Write out Newton's third law.
  15. __________ __________ A RipStik was accelerated using a force of 15 Newtons. The mass of the RipStik and the rider was 75 kilograms. Calculate the acceleration of the RipStik.
  16. When a typhoon or hurricane develops hot towers, what will happen next to the typhoon or hurricane?
  17. Write the following temperatures in Celsius:
    1. _________°C The temperature of a mix of melting ice and water.
    2. _________°C The temperature of melting solid coconut oil.
    3. _________°C The typical daily room temperature in Pohnpei.
    4. _________°C The temperature of the healthy living human body.
    5. _________°C The temperature of boiling water.
  18. ______________ When walking straight West, which number would change on the GPS unit, the N 06° 54.553' or the E 158° 09.324' number?
  19. _________ _____ The classroom is at E 158° 09.651'. Binky was at E 158° 09.324'. Use a value of 1842 meters per minute to calculate the distance from the classroom to Binky.
  20. The graph shows RipStik deceleration data. A RipStik was ridden 900 centimeters up a gentle slope, then the RipStik was ridden back down the same slope. The time from the start at the bottom of the slope to the return to the bottom of the slope was 12 seconds.
    Grid 12 x 10 on the thirties background rectangle major grid lines axes Line data points as circles text layers RipStick Deceleration Run time (seconds) distance (centimeters) y-axis labels 0 100 200 300 400 500 600 700 800 900 1000 x-axis labels 0 1 2 3 4 5 6 7 8 9 10 11 12 Image block RipStik Rider
    1. __________ _____ Calculate the velocity between 0 and 2 seconds.
    2. __________ _____ Calculate the velocity between 2 and 4 seconds.
    3. __________ _____ Determine the velocity at exactly 6 seconds.
    4. __________ _____ Calculate the deceleration between two and four seconds.
    5. ___________________ What is the name of the shape of the curve on the graph?
  21. Primary and secondary colors
    1. List the primary colors of light (additive colors):
  22. Color systems
    1. Define Hue:
    2. Define Saturation:
    3. Define Luminosity:
  23. What do measurements of cardon dioxide (CO2) done on Mauna Loa indicate is happening to the level of CO2 in the atmosphere?
  24. What is the expected impact on the climate of the planet Earth due to the above CO2 observations?
  25. A RipStik was swizzled ("wiggled") across a poster paper. The sinusoidal swizzle wave can be seen in the diagram below along with the measurements.
    RipStik swizzle sine wave 5 cm distance = 150 cm time = 1.50 seconds RipStik riders Shanalin and Tristan
    1. _________ How many wavelengths are shown?
    2. λ = _________ _________ Calculate the wavelength λ of one wave in centimeters.
    3. a = _________ _________ Calculate the amplitude a.
    4. τ = _________ _________ Calculate the period τ.
    5. f = _________ _________ Calculate the RipStik swizzle wave frequency f.
    6. ѵwave = _________ _________ Use the wavelength λ and frequency f to calculate the velocity ѵwave of the RipStik swizzle wave.
  26. A clapper clapping in synch with the echo claps 25 times in ten seconds during laboratory nine. The distance to the building and back was 132 meters.
    1. τ = ________ _________ Based on this data, what is the period for the echo (the out-and-back time in seconds for one echo)?
    2. velocity ѵ = _________ _________ Based on this data, what is the speed of sound?
    3. percent error = _________ Given that the actual speed of sound that day was 350 m/s, what is the percentage error?
  27. _______________ ______________ What precipitation process generates most of the daily rain on Pohnpei?
  28. _______________ ______________ What precipitation process generates rain when air is lifted up by terrain?
  29. _______________ ______________ What precipitation process generates rain in a thunder and lightning storm cell?
  30. What is reflection?
  31. What is refraction?
  32. Plot the following data on the graph provided and draw a linear best fit line through the data points on the graph.
    Optical image depth

    Optics

    image dist i (cm)object dist o (cm)
    00
    58
    1016
    1524
    2032
    2540
    background rectangle major grid lines axes text layers Depth of an object under glass image depth i (cm) object depth o (cm) y-axis labels 0 5 10 15 20 25 30 35 40 45 50 x-axis labels 0 10 20 30 40 50
    1. ______________ Calculate the slope of the linear best fit line. The slope is the experimental index of refraction for the material.
    2. ______________ __________ Use the equation of the best fit line above to predict the image depth for a coral head that is 200 cm underwater.
    3. ______________ The above material is reported to have a theoretic index of refraction of 1.5. What is the percentage error for the slope you calculated based against a theoretic value of 1.5?
  33. Brother XR 7700 Brother XR 7700
    1. __________ _____ For a Brother XR-7700 sewing machine, calculate the power used based on the information in the images.
    2. __________ _____ For a Brother XR-7700 sewing machine, calculate the resistance.
  34. Periodic table element 30 Zn 65
    1. __________ What is the atomic number of Zn?
    2. __________ What is the atomic mass of Zn?
    3. __________ How many protons does Zn have?
    4. __________ How many neutrons does Zn have?
    5. __________ How many electrons does Zn have?
  35. Atomic schematic protons neutrons electrons P13 N14 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?
  36. _______________ In general, what color do acids tend to turn floral pigment fluids?
  37. _______________ In general, what color do bases tend to turn floral pigment fluids?
  38. _______________ Are lime fruits acid, base, or neutral?
  39. _______________ Is baking soda an acid, base, or neutral?
  40. _______________ Is water an acid, base, or neutral?
  41. ______________ In Journey to the Edge of the Universe the journey began on Earth and headed first to visit Earth's sister from hell. What planet is termed Earth's sister from hell by Journey to the Edge of the Universe?
  42. Saturn's moon Titan is thought to have lakes made of _____________ on the surface.
  43. _______________, ______________ What two gases are all of the gas giant planets primarily made of?
  44. What is Haumea?
  45. ________ ______ What is the name of galaxy in which you live?
  46. ________________ What gas was in the weather balloon?
  47. The work of Vera Rubin on galactic rotation led to the discovery of _________ _______________.
  48. Does a site swap throw of 3 land in the same hand or the other hand?
  49. What was the point to studying site swap mathematics?
  50. In The Elegant Universe Einstein sought to unify the two known forces. His work would be made irrelevant by the discovery in the 1920s and 1930s of two additional forces. What are the four fundamental forces in the universe?
  51. ___________________________ The Elegant Universe proposes a theory that at the smallest scale the universe is not made of particles. What is the name of the new Theory of Everything that is explained by The Elegant Universe?

Body mass index= mass in kg height in meters 2
slope= ( y2 − y1 ) ( x2 − x1 )
Volume V = length l × width w × height h

mass m = density ρ × Volume V
ρ= m V

distance d = velocity ѵ × time t
ѵ= Δd Δt
a = Δѵ Δt = ( v2 − v1 ) ( t2 − t1 )
ѵ = at
d = ½at²
d = ½gt²
where g is the acceleration of gravity, g = 980 cm/s²

Gravitational Potential Energy GPE = mgh
Kinetic Energy KE = ½mѵ²

momentum = mass m × velocity ѵ
Force F = mass m × acceleration a

Actual Mechanical Advantage = Load lifted ÷ Force used to lift
efficiency= Actual Mechanical Advantage Ideal Mechanical Advantage

Earth according to WGS 84
period τ = 1 ÷ (frequency f )
velocity ѵ = wavelength λ * frequency f
percent error= (experimental value−expected value) (expected value)
Voltage V = current i * resistance R
Power P = iV