174 psf2 ☼ ☢ Name:

  1. Soap density background rectangle major grid lines axes linear regression line data points as circles text layers Soap density volume (cm³) mass (g) y-axis labels 0 10 20 30 40 50 60 70 80 90 100 x-axis labels 0 10 20 30 40 50 60 70 80 90 100 The first graph plots data from a soap density measurement laboratory. The slope of the line is the density of the soap.
    1. __________ Calculate the slope of the line.
    2. ______________ Calculate the y-intercept of the line.
    3. ____________________________ Write the y = mx + b slope-intercept equation for the line.
  2. A student gathered the data seen in the table below.
    1. Plot the data.
      Graphical analysis

      RipStik Data

      Time
      (seconds)
      Distance
      (centimeters)
      00
      2400
      4800
      61200
      81600
      102000
      background rectangle major grid lines axes text layers Velocity of a RipStik Time (seconds) Distance (centimeters) x-axis labels 0 1 2 3 4 5 6 7 8 9 10 y-axis labels 0 200 400 600 800 1000 1200 1400 1600 1800 2000
    2. __________ Calculate the slope of the line.
    3. __________ Calculate the intercept of the line.
    4. __________ How far will the RipStik travel in 23 seconds?
    5. __________ How long in seconds for the RipStik to travel 7500 centimeters?
  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 student gathered the data seen in the table below.
    Graphical analysis

    Soap Data

    Volume (cm³)Mass (g)
    00
    2024
    4048
    6072
    8096
    100120
    background rectangle major grid lines axes text layers Density of Soap Volume (cm³) Mass (g) 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. Plot the soap data on the graph.
    2. __________ __________ Calculate the density of the soap. Include the units with your answer.
    3. Based on the slope, will the soap [float] OR [sink]?
    4. Based on the slope, is this likely to be [Ivory] OR [Dial] soap?
  6. I accelerated a RipStik gathering the time versus distance data seen below.
    Dual grapher background rectangle

    Acceleration

    time (s)dist (cm)
    00
    120
    280
    3180
    4320
    5500
    time²/2 (s²)dist (cm)
    00
    0.520
    280
    4.5180
    8320
    12.5500
    major grid lines graph left and bottom axes x-axis and y-axis data points as circles text layers Acceleration time (s) dist (cm) y-axis labels 0 100 200 300 400 500 x-axis labels 0 1 2 3 4 5 major grid lines graph left and bottom axes linear regression line Linear regression equation manually placed y = 40 x + 0 data points as circles text layers Acceleration transformed time²/2 (s²) dist (cm) y-axis labels 0 100 200 300 400 500 x-axis labels 0.0 2.5 5.0 7.5 10 12.5
    1. _______________ _________ Based on the data, what was the acceleration of the RipStik?
    2. _______________ _________ Use the equation velocity ѵ = acceleration a × time t to determine my velocity after 7 seconds.
    3. _______________ _________ If I continued that same acceleration for 10 seconds, how far would I go in centimeters?
  7. Write Newton's first law of motion.
  8. Force(gmf)Load (gmf)
    00
    20100
    40200
    60300
    80400
    The table shows pulley data gathered by a student in physical science.
    1. ____________ Based on the data, what is the Actual Mechanical Advantage for the pulley system?
    2. ____________ The pulley system had six load lines. What is the Ideal Mechanical Advantage?
    3. ____________ Use the preceding two questions to calculate the efficiency of the pulley system.
  9. A RipStik was accelerated from rest (0 cm/s) to 240 cm/s in five seconds.
    1. _______________ _________ Based on the data, what was the acceleration of the RipStik?
    2. _______________ _________ If I continued that same acceleration for ten seconds, how far would I go in centimeters?
  10. Temperatures in Celsius:
  11. ______________ When walking straight East, which number would change on the GPS unit, the N 06° 54.566' or the E 158° 09.597' number?
  12. arc minutes per meter The classroom is at E 158° 09.651'. Binky was at E 158° 09.337'.
    1. _________ _____ What is the difference in minutes between the classroom and Binky?
    2. _________ _____ Use the laboratory nine linear regression data to calculate the distance in meters from the classroom to Binky.
  13. A RipStik was swizzled ("wiggled") across a poster paper. The sinusoidal swizzle wave can be seen in the diagram.
    RipStik swizzle sine wave 16 cm 2.0 seconds 80 cm Keeyana
    1. _________ How many waves are there on the "paper" above?
    2. λ = _________ _________ What is the wavelength λ of one wave?
    3. a = _________ _________ What is the amplitude a?
    4. τ = _________ _________ What is the period τ of one wave?
    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.
  14. A video covered three types of precipitation. List the three types of precipitation.

  15. Eiko released the weather balloon with an LMS6 radiosonde attached. List some of the physical properties of the atmosphere that the radiosonde measured.
  16. Primary and secondary colors
    1. List the primary colors of light:
    2. List the secondary colors of light:
  17. HSL colors:
  18. What is reflection?
  19. What is refraction?
  20. Singer 3116 Singer 3116
    1. __________ _____ How much current does a Singer 3116 sewing machine use?
    2. __________ _____ What is the voltage for a Singer 3116 sewing machine?
    3. __________ _____ How much power does a Singer 3116 consume?
    4. __________ _____ How much resistance does a Singer 3116 sewing machine generate?
    5. __________ _____ If cash power is $0.47 per kWh, how many hours can the Singer run on 1000 watts of power?
    6. __________ _____ If cash power is $0.47 per kWh, calculate the cost to run the sewing machine for eight hours.
  21. Periodic table element 79 Au 197
    1. __________ What is the atomic number of Au?
    2. __________ What is the atomic mass of Au?
    3. __________ How many protons does Au have?
    4. __________ How many neutrons does Au have?
    5. __________ How many electrons does Au have?
    6. ____________________ Toughie: What is the name of the element Au in English?
  22. Atomic schematic protons neutrons electrons P14 N14 Atomic center translation Orbitals Note that the number of neutrons equals or exceeds the number of protons.
    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. _______________ Because of wide use in integrated circuits in computers and cell phones, a great deal of modern technology depends on this element. What is the full name of this element in English?
  23. _______________ Are lime fruits acid, base, or neutral?
  24. _______________ Is baking soda an acid, base, or neutral?
  25. _______________ Is ammonia an acid, base, or neutral?
  26. _______________ Is vinegar an acid, base, or neutral?
  27. _______________ Is water an acid, base, or neutral?
  28. The sixth planet from the sun is ___ ___ ___ ___ ___ ___, a gas giant composed primarily of hydrogen and helium with traces of methane and ammonia. The planet has a density of less than one gram per cubic centimeter. The planet is best known for its rings made of frozen water ice and silicate rocks.

    The sixth planet has a moon called ___ ___ ___ ___ ___. This moon has an atmosphere, wind, and lakes. The wind, however, is nitrogen and methane gases with no oxygen, the lakes are vast pools of hydrocarbons - natural gasThere is no way life can develop on this moon.
  29. Use arrows to trace the path for the ball below for the site swap equation shown below



___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ ___ 
 3   3   3   4   2   3   3   3   3   3  

Body mass index= mass in kg height in meters2
slope= ( y2 y1 ) ( x2 x1 )
percent error= (experimental valueexpected value) (expected value)
Volume V = length l × width w × height h
mass m = density ρ × Volume V
ρ= m V
distance d = velocity ѵ × time t
velocityѵ= Δd Δt
accelerationa= Δѵ Δt
velocity ѵ = acceleration a × time t
d = ½at²
d = ½gt²
where g is the acceleration of gravity, g = 979 cm/s²
Gravitational Potential Energy GPE = mgh
acceleration of gravity g = 979 cm/s²
Kinetic Energy KE = ½mѵ²
momentum = mass m × velocity ѵ
Force F = mass m × acceleration a
efficiency= Actual Mechanical Advantage Ideal Mechanical Advantage

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

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