124 134 • Name:

  1. 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.
  2. ___________ __________ What type of circuit produces "no light and no heat"?
  3. ___________ __________ What type of circuit produces "light but no heat"?
  4. ___________ __________ What type of circuit produces "heat but no light" (the wires become hot)?
  5. Plot the data below on the graph provided. Draw a best fit trend line through the data.
    Optical image depth

    Data

    current (A)voltate (V)
    00
    0.41.6
    0.72.8
    1.14.4
    1.24.8
    background rectangle major grid lines axes text layers Current versus voltage current (A) voltage (volts) y-axis labels 0 1 2 3 4 5 x-axis labels 0 0.4 0.8 1.2 1.6 2.0

    ____________ ________ For the data above, what is the resistance?
  6. List three forms of alternate energy generation

  7. 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?
    6. ____________________ Zn was an element tested in the electrical conductivity, what is the full name for Zn?
  8. Neon Neon Atomic center translation Orbitals
    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?
  9. _______________ What is the common name for compound with the formula H2O?
  10. _______________ In general, what color do acids tend to turn floral pigment fluids?
  11. _______________ In general, what color do bases tend to turn floral pigment fluids?
  12. _______________ Are lime fruits acid, base, or neutral?
  13. _______________ Is baking soda an acid, base, or neutral?
  14. _______________ Is ammonia an acid, base, or neutral?
  15. _______________ Is a bar of hand soap an acid, base, or neutral?
  16. _______________ Is laundry detergent an acid, base, or neutral?
  17. _______________ Is bleach an acid, base, or neutral?
  18. _______________ Is vinegar an acid, base, or neutral?
  19. _______________ Is cream of tartar an acid, base, or neutral?
  20. _______________ Is water an acid, base, or neutral?

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