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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 119 · 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 (2, 3), 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 1
    What is the first number (across) of the square where it stops?
  2. 2.🗺️ A robot is on a grid at (3, 5), 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) (5, 2) (b) (2, 4) (c) (4, 2) (d) (4, 5)
  3. 3.🗺️ A robot is on a grid at (7, 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 right
    forward 1
    turn right
    forward 2
    On which square does it stop?     (a) (6, 9) (b) (8, 9) (c) (9, 9) (d) (9, 8)
  4. 4.🗺️ A robot is on a grid at (4, 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 3
    What is the first number (across) of the square where it stops?
  5. 5.🗺️ A robot is on a grid at (8, 8), 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 3
    turn left
    forward 1
    On which square does it stop?     (a) (6, 8) (b) (5, 8) (c) (8, 5) (d) (5, 9)
  6. 6.🗺️ A robot is on a grid at (8, 5), facing south. (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 right
    forward 1
    turn right
    forward 3
    Which way does it face at the end?     (a) south (b) north (c) west (d) east
  7. 7.🗺️ A robot is on a grid at (4, 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 right
    forward 3
    turn right
    forward 2
    turn left
    forward 2
    On which square does it stop?     (a) (4, 3) (b) (1, 4) (c) (5, 1) (d) (4, 1)
  8. 8.🗺️ A robot is on a grid at (3, 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 2
    turn right
    forward 2
    turn right
    forward 3
    On which square does it stop?     (a) (5, 0) (b) (1, 5) (c) (0, 5) (d) (0, 2)
  9. 9.🗺️ A robot is on a grid at (1, 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 right
    forward 2
    turn left
    forward 1
    turn left
    forward 2
    Which way does it face at the end?     (a) north (b) west (c) south (d) east
  10. 10.🗺️ A robot is on a grid at (4, 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 2
    turn left
    forward 2
    On which square does it stop?     (a) (5, 2) (b) (4, 2) (c) (2, 4) (d) (2, 2)
  11. 11.🗺️ A robot faces east and turns left. Which way does it face now? (a) east (b) west (c) north (d) south
  12. 12.🗺️ A robot is on a grid at (4, 6), 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 left
    forward 1
    What is the first number (across) of the square where it stops?
  13. 13.🗺️ A robot is on a grid at (7, 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 right
    forward 1
    On which square does it stop?     (a) (6, 3) (b) (6, 2) (c) (3, 6) (d) (7, 3)
  14. 14.🗺️ A robot is on a grid at (6, 1), 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
    On which square does it stop?     (a) (9, 2) (b) (8, 2) (c) (2, 8) (d) (8, 1)
  15. 15.🗺️ On our grids, the square (3, 5) means … (a) 35 squares away (b) 5 across and 3 up (c) 3 down and 5 left (d) 3 across and 5 up
  16. 16.🗺️ A robot is on a grid at (4, 1), 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 3
    turn right
    forward 1
    Which way does it face at the end?     (a) north (b) west (c) east (d) south
  17. 17.🗺️ A robot is on a grid at (7, 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 right
    forward 3
    turn right
    forward 1
    turn left
    forward 1
    Which way does it face at the end?     (a) north (b) west (c) south (d) east
  18. 18.🗺️ A robot is on a grid at (2, 6), 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
    turn left
    forward 1
    On which square does it stop?     (a) (4, 8) (b) (5, 7) (c) (7, 4) (d) (4, 7)
  19. 19.🗺️ A robot is on a grid at (2, 5), 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 2
    turn left
    forward 3
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  20. 20.🗺️ A robot is on a grid at (3, 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 right
    forward 1
    On which square does it stop?     (a) (3, 0) (b) (2, 1) (c) (0, 2) (d) (2, 0)
  21. 21.🗺️ A robot is on a grid at (4, 8), facing south. (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
    On which square does it stop?     (a) (4, 5) (b) (3, 6) (c) (3, 5) (d) (5, 3)
  22. 22.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) the second (up) one (b) neither number (c) the first one (d) both numbers
  23. 23.🗺️ A robot is on a grid at (4, 5), 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 1
    turn right
    forward 1
    On which square does it stop?     (a) (0, 7) (b) (1, 7) (c) (7, 0) (d) (0, 6)
  24. 24.🗺️ A robot is on a grid at (8, 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 right
    forward 2
    What is the first number (across) of the square where it stops?
  25. 25.🗺️ A robot is on a grid at (1, 3), 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
    turn right
    forward 2
    Which way does it face at the end?     (a) north (b) south (c) west (d) east
  26. 26.🗺️ A robot is on a grid at (3, 3), facing north. (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
    What is the first number (across) of the square where it stops?
  27. 27.🗺️ 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 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  28. 28.🗺️ A robot is on a grid at (7, 2), 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
    turn left
    forward 3
    turn left
    forward 3
    On which square does it stop?     (a) (1, 6) (b) (6, 4) (c) (7, 1) (d) (6, 1)
  29. 29.🗺️ A robot is on a grid at (6, 6), 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 2
    turn left
    forward 2
    On which square does it stop?     (a) (7, 4) (b) (4, 9) (c) (9, 4) (d) (10, 4)
  30. 30.🗺️ A robot is on a grid at (7, 7), facing south. (The first number counts squares across to the east, the second counts squares up to the north.) It runs:
    forward 2
    turn right
    forward 3
    turn right
    forward 3
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  31. 31.🗺️ A robot is on a grid at (6, 3), 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 1
    turn right
    forward 3
    On which square does it stop?     (a) (2, 7) (b) (7, 2) (c) (8, 2) (d) (7, 5)
  32. 32.🗺️ 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 right
    forward 2
    turn right
    forward 1
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  33. 33.🗺️ A robot is on a grid at (7, 3), 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
    Which way does it face at the end?     (a) east (b) north (c) west (d) south
  34. 34.🗺️ A robot is on a grid at (1, 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 left
    forward 1
    Which way does it face at the end?     (a) west (b) east (c) south (d) north
  35. 35.🗺️ A robot is on a grid at (5, 3), facing south. (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 1
    On which square does it stop?     (a) (3, 2) (b) (3, 1) (c) (4, 2) (d) (2, 3)
  36. 36.🗺️ A robot is on a grid at (1, 7), 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 1
    turn right
    forward 3
    On which square does it stop?     (a) (4, 8) (b) (3, 8) (c) (0, 8) (d) (8, 3)
  37. 37.🗺️ Does “turn left” move the robot to a new square? (a) No, it only turns (b) Yes, back to start (c) Yes, one square (d) Yes, two squares
  38. 38.🗺️ A robot is on a grid at (3, 8), 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
    On which square does it stop?     (a) (1, 7) (b) (7, 1) (c) (2, 7) (d) (3, 7)
  39. 39.🗺️ A robot is on a grid at (1, 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 1
    turn right
    forward 1
    turn right
    forward 2
    On which square does it stop?     (a) (3, 4) (b) (4, 2) (c) (2, 4) (d) (0, 4)
  40. 40.🗺️ A robot is on a grid at (6, 5), 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 1
    turn right
    forward 2
    turn right
    forward 2
    On which square does it stop?     (a) (5, 4) (b) (6, 5) (c) (6, 6) (d) (5, 6)

Answer key

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

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