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Robotics Worksheet: Robot State

Robotics lesson 25: The state of a robot · Set 17 · 40 questions
TalentJR

Robot tip (Trace and write): Set (=) replaces the value; + adds; − takes away. Write the value after every line; the last change is the answer. In a loop, multiply: repeat 10 { 3% } uses 30%.

NameDateTime takenScore ___ / 40
  1. 1.📋 The “state” of a robot means … (a) its values right now (b) its paint colour (c) its price (d) its box size
  2. 2.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 2% and each turn uses 2%. It runs:
    repeat 9 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  3. 3.📋 A robot starts on the start line of a straight track and runs:
    forward 5 cm
    forward 5 cm
    forward 25 cm
    back 25 cm
    How many cm in front of the start line is it now?
  4. 4.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 2% and each turn uses 2%. It runs:
    repeat 6 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  5. 5.📋 A robot program runs:
    speed = 30
    speed = 60
    speed = speed + 15
    speed = speed + 10
    speed = speed − 10
    What is the speed at the end?
  6. 6.📋 A robot program runs:
    speed = 50
    speed = speed − 15
    speed = speed + 15
    speed = speed − 5
    speed = 10
    What is the speed at the end?
  7. 7.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 2%. It runs:
    repeat 7 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  8. 8.📋 A warehouse robot starts with an empty tray and runs:
    pick up 2 boxes
    pick up 3 boxes
    pick up 1 box
    How many boxes are on its tray at the end?
  9. 9.📋 A robot program runs:
    speed = 50
    speed = speed − 20
    speed = speed − 20
    What is the speed at the end?
  10. 10.📋 A robot program runs:
    speed = 20
    speed = 30
    speed = speed − 5
    speed = speed + 5
    speed = 50
    What is the speed at the end?
  11. 11.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 1%. It runs:
    repeat 5 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  12. 12.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 1%. It runs:
    repeat 6 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  13. 13.📋 A warehouse robot starts with an empty tray and runs:
    pick up 2 boxes
    pick up 4 boxes
    pick up 4 boxes
    put down 1 box
    How many boxes are on its tray at the end?
  14. 14.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 1% and each turn uses 2%. It runs:
    repeat 9 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  15. 15.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 1% and each turn uses 1%. It runs:
    repeat 10 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  16. 16.📋 A warehouse robot starts with an empty tray and runs:
    pick up 2 boxes
    put down 2 boxes
    pick up 4 boxes
    put down 4 boxes
    pick up 3 boxes
    How many boxes are on its tray at the end?
  17. 17.📋 A robot program runs:
    speed = 50
    speed = 20
    speed = 10
    speed = speed − 5
    speed = speed + 5
    What is the speed at the end?
  18. 18.📋 A warehouse robot starts with an empty tray and runs:
    pick up 1 box
    pick up 4 boxes
    pick up 4 boxes
    How many boxes are on its tray at the end?
  19. 19.📋 What does “speed = speed + 10” do? (a) stops the robot (b) takes 10 away (c) sets speed to 10 (d) adds 10 to the speed
  20. 20.📋 A robot program runs:
    speed = 10
    speed = speed + 5
    speed = 50
    speed = speed − 10
    What is the speed at the end?
  21. 21.📋 A robot starts on the start line of a straight track and runs:
    forward 5 cm
    forward 35 cm
    forward 25 cm
    How many cm in front of the start line is it now?
  22. 22.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 2% and each turn uses 1%. It runs:
    repeat 2 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  23. 23.📋 A warehouse robot starts with an empty tray and runs:
    pick up 4 boxes
    pick up 1 box
    put down 1 box
    pick up 3 boxes
    How many boxes are on its tray at the end?
  24. 24.📋 A program says “speed = 30” and then “speed = 50”. What is the speed? (a) 20 (b) 50 (c) 30 (d) 80
  25. 25.📋 A robot starts on the start line of a straight track and runs:
    forward 20 cm
    forward 20 cm
    forward 40 cm
    back 10 cm
    back 35 cm
    How many cm in front of the start line is it now?
  26. 26.📋 A robot starts on the start line of a straight track and runs:
    forward 20 cm
    back 5 cm
    forward 25 cm
    How many cm in front of the start line is it now?
  27. 27.📋 A warehouse robot starts with an empty tray and runs:
    pick up 4 boxes
    put down 4 boxes
    pick up 1 box
    pick up 2 boxes
    How many boxes are on its tray at the end?
  28. 28.📋 A warehouse robot starts with an empty tray and runs:
    pick up 3 boxes
    pick up 4 boxes
    pick up 4 boxes
    How many boxes are on its tray at the end?
  29. 29.📋 A robot program runs:
    speed = 30
    speed = speed − 10
    speed = 20
    speed = 30
    speed = speed + 15
    What is the speed at the end?
  30. 30.📋 A warehouse robot starts with an empty tray and runs:
    pick up 1 box
    pick up 4 boxes
    pick up 2 boxes
    pick up 2 boxes
    pick up 1 box
    How many boxes are on its tray at the end?
  31. 31.📋 A warehouse robot starts with an empty tray and runs:
    pick up 1 box
    pick up 3 boxes
    put down 3 boxes
    pick up 1 box
    put down 2 boxes
    How many boxes are on its tray at the end?
  32. 32.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 1% and each turn uses 2%. It runs:
    repeat 5 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  33. 33.📋 A robot program runs:
    speed = 50
    speed = speed − 5
    speed = speed + 10
    What is the speed at the end?
  34. 34.📋 A robot program runs:
    speed = 40
    speed = 30
    speed = speed + 5
    speed = 40
    speed = 20
    What is the speed at the end?
  35. 35.📋 A robot program runs:
    speed = 20
    speed = speed + 10
    speed = 50
    speed = speed − 5
    What is the speed at the end?
  36. 36.📋 A warehouse robot starts with an empty tray and runs:
    pick up 2 boxes
    pick up 3 boxes
    pick up 1 box
    put down 3 boxes
    pick up 2 boxes
    How many boxes are on its tray at the end?
  37. 37.📋 A robot program runs:
    speed = 10
    speed = 50
    speed = speed + 5
    speed = 10
    What is the speed at the end?
  38. 38.📋 A robot program runs:
    speed = 30
    speed = 10
    speed = speed + 15
    What is the speed at the end?
  39. 39.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 3% and each turn uses 2%. It runs:
    repeat 3 { forward 10 cm; turn right 90° }
    What is the battery level at the end (in %)?
  40. 40.📋 A robot starts on the start line of a straight track and runs:
    forward 20 cm
    back 5 cm
    forward 35 cm
    How many cm in front of the start line is it now?

Answer key

  1. its values right now
  2. 64
  3. 10
  4. 76
  5. 75
  6. 10
  7. 58
  8. 6
  9. 10
  10. 50
  11. 75
  12. 70
  13. 9
  14. 73
  15. 80
  16. 3
  17. 10
  18. 9
  19. adds 10 to the speed
  20. 40
  21. 65
  22. 94
  23. 7
  24. 50
  25. 35
  26. 40
  27. 3
  28. 11
  29. 45
  30. 10
  31. 0
  32. 85
  33. 55
  34. 20
  35. 45
  36. 5
  37. 10
  38. 25
  39. 85
  40. 50

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