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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 233 · 40 questions
TalentJR

Robot tip (One line at a time): (x, y) = squares across (east), squares up (north). forward n: north adds n to the second number, east adds n to the first, south and west take away. turn left / turn right: change only the direction by 90°. Write the square and direction after every line.

NameDateTime takenScore ___ / 40
  1. 1.🗺️ A robot is on a grid at (1, 1), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (4, 1) (b) (4, 2) (c) (5, 2) (d) (2, 4)
  2. 2.🗺️ A robot is on a grid at (4, 7), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 3
    turn left
    forward 2
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  3. 3.🗺️ A robot is on a grid at (2, 7), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 3
    Which way does it face at the end?     (a) east (b) north (c) south (d) west
  4. 4.🗺️ A robot is on a grid at (4, 7), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    turn right
    forward 2
    Which way does it face at the end?     (a) south (b) east (c) west (d) north
  5. 5.🗺️ A robot is on a grid at (4, 2), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn left
    forward 1
    turn left
    forward 2
    Which way does it face at the end?     (a) south (b) west (c) north (d) east
  6. 6.🗺️ A robot is on a grid at (6, 3), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn left
    forward 1
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  7. 7.🗺️ A robot is on a grid at (3, 3), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn left
    forward 1
    turn right
    forward 3
    Which way does it face at the end?     (a) west (b) north (c) south (d) east
  8. 8.🗺️ A robot is on a grid at (4, 3), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 3
    On which square does it stop?     (a) (6, 0) (b) (5, 0) (c) (0, 5) (d) (5, 3)
  9. 9.🗺️ A robot is on a grid at (1, 1), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    turn left
    forward 2
    Which way does it face at the end?     (a) west (b) north (c) south (d) east
  10. 10.🗺️ A robot is on a grid at (7, 2), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 2
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  11. 11.🗺️ A robot is on a grid at (1, 1), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  12. 12.🗺️ A robot is on a grid at (1, 6), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn left
    forward 2
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  13. 13.🗺️ A robot faces east and turns left. Which way does it face now? (a) west (b) east (c) south (d) north
  14. 14.🗺️ On our grids, the square (3, 5) means … (a) 35 squares away (b) 3 down and 5 left (c) 5 across and 3 up (d) 3 across and 5 up
  15. 15.🗺️ A robot is on a grid at (1, 4), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 1
    On which square does it stop?     (a) (0, 3) (b) (1, 3) (c) (3, 0) (d) (0, 4)
  16. 16.🗺️ A robot is on a grid at (5, 1), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  17. 17.🗺️ A robot is on a grid at (5, 3), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 1
    turn right
    forward 1
    turn right
    forward 3
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  18. 18.🗺️ A robot is on a grid at (2, 4), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 3
    turn left
    forward 1
    turn right
    forward 1
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  19. 19.🗺️ A robot is on a grid at (5, 6), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 2
    On which square does it stop?     (a) (5, 4) (b) (4, 5) (c) (4, 4) (d) (4, 6)
  20. 20.🗺️ A robot is on a grid at (6, 4), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 1
    turn left
    forward 2
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  21. 21.🗺️ A robot is on a grid at (6, 2), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 1
    turn right
    forward 1
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  22. 22.🗺️ A robot is on a grid at (5, 4), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn left
    forward 3
    turn left
    forward 2
    turn left
    forward 1
    On which square does it stop?     (a) (5, 1) (b) (5, 2) (c) (6, 2) (d) (2, 5)
  23. 23.🗺️ Does “turn left” move the robot to a new square? (a) Yes, two squares (b) Yes, one square (c) No, it only turns (d) Yes, back to start
  24. 24.🗺️ A robot is on a grid at (6, 4), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn right
    forward 2
    turn left
    forward 3
    turn right
    forward 1
    On which square does it stop?     (a) (9, 9) (b) (8, 9) (c) (10, 9) (d) (9, 10)
  25. 25.🗺️ A robot is on a grid at (8, 4), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    turn left
    forward 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  26. 26.🗺️ A robot is on a grid at (5, 8), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 2
    turn left
    forward 1
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  27. 27.🗺️ A robot is on a grid at (6, 4), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 3
    On which square does it stop?     (a) (3, 7) (b) (7, 3) (c) (4, 7) (d) (3, 4)
  28. 28.🗺️ A robot is on a grid at (3, 5), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    turn right
    forward 3
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  29. 29.🗺️ A robot is on a grid at (5, 6), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 1
    turn left
    forward 3
    turn left
    forward 1
    Which way does it face at the end?     (a) south (b) east (c) west (d) north
  30. 30.🗺️ A robot is on a grid at (6, 2), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 2
    turn left
    forward 1
    Which way does it face at the end?     (a) west (b) north (c) south (d) east
  31. 31.🗺️ A robot is on a grid at (2, 1), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  32. 32.🗺️ A robot is on a grid at (3, 8), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn left
    forward 3
    turn left
    forward 1
    turn right
    forward 1
    Which way does it face at the end?     (a) west (b) south (c) north (d) east
  33. 33.🗺️ A robot is on a grid at (4, 6), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn left
    forward 2
    turn right
    forward 1
    turn left
    forward 3
    Which way does it face at the end?     (a) north (b) east (c) south (d) west
  34. 34.🗺️ A robot is on a grid at (7, 4), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 3
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  35. 35.🗺️ A robot is on a grid at (2, 8), facing west. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  36. 36.🗺️ A robot is on a grid at (3, 8), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn right
    forward 2
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  37. 37.🗺️ A robot is on a grid at (6, 2), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  38. 38.🗺️ A robot is on a grid at (2, 7), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn right
    forward 2
    turn right
    forward 3
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  39. 39.🗺️ A robot is on a grid at (6, 1), facing north. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 3
    turn right
    forward 1
    turn right
    forward 2
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  40. 40.🗺️ A robot is on a grid at (7, 8), facing east. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 1
    turn left
    forward 1
    What is the first number (across) of the square where it stops?

Answer key

  1. (4, 2)
  2. 7
  3. east
  4. east
  5. north
  6. 1
  7. east
  8. (5, 0)
  9. north
  10. 5
  11. 0
  12. north
  13. north
  14. 3 across and 5 up
  15. (0, 3)
  16. 8
  17. west
  18. south
  19. (4, 4)
  20. 1
  21. 3
  22. (5, 2)
  23. No, it only turns
  24. (9, 9)
  25. 7
  26. 9
  27. (3, 7)
  28. 3
  29. east
  30. east
  31. 1
  32. south
  33. south
  34. 4
  35. 1
  36. 2
  37. 3
  38. 3
  39. 6
  40. 8

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