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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 65 · 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 (4, 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 left
    forward 1
    Which way does it face at the end?     (a) west (b) east (c) north (d) south
  2. 2.🗺️ A robot is on a grid at (2, 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 right
    forward 1
    Which way does it face at the end?     (a) south (b) west (c) north (d) east
  3. 3.🗺️ A robot faces east and turns left. Which way does it face now? (a) west (b) east (c) north (d) south
  4. 4.🗺️ A robot is on a grid at (1, 4), 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 1
    turn right
    forward 1
    turn right
    forward 1
    On which square does it stop?     (a) (1, 4) (b) (2, 4) (c) (1, 5) (d) (4, 1)
  5. 5.🗺️ A robot is on a grid at (2, 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 right
    forward 1
    On which square does it stop?     (a) (2, 4) (b) (4, 3) (c) (3, 4) (d) (4, 4)
  6. 6.🗺️ Does “turn left” move the robot to a new square? (a) Yes, two squares (b) No, it only turns (c) Yes, back to start (d) Yes, one square
  7. 7.🗺️ A robot is on a grid at (5, 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 right
    forward 1
    turn right
    forward 2
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  8. 8.🗺️ A robot is on a grid at (8, 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 left
    forward 1
    Which way does it face at the end?     (a) north (b) west (c) east (d) south
  9. 9.🗺️ A robot is on a grid at (4, 5), 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 2
    On which square does it stop?     (a) (8, 6) (b) (7, 8) (c) (6, 8) (d) (4, 8)
  10. 10.🗺️ A robot is on a grid at (6, 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 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 (6, 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 3
    turn left
    forward 1
    On which square does it stop?     (a) (9, 1) (b) (9, 0) (c) (1, 9) (d) (10, 1)
  12. 12.🗺️ A robot is on a grid at (4, 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 right
    forward 3
    On which square does it stop?     (a) (4, 9) (b) (8, 9) (c) (7, 9) (d) (9, 7)
  13. 13.🗺️ A robot is on a grid at (1, 4), 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 1
    turn right
    forward 1
    turn right
    forward 2
    Which way does it face at the end?     (a) south (b) north (c) east (d) west
  14. 14.🗺️ A robot is on a grid at (1, 5), 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 left
    forward 1
    turn right
    forward 1
    On which square does it stop?     (a) (2, 9) (b) (9, 3) (c) (3, 9) (d) (4, 9)
  15. 15.🗺️ A robot is on a grid at (1, 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 1
    turn left
    forward 2
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  16. 16.🗺️ A robot is on a grid at (4, 5), 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
    On which square does it stop?     (a) (5, 3) (b) (6, 3) (c) (4, 3) (d) (3, 5)
  17. 17.🗺️ A robot is on a grid at (4, 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 3
    On which square does it stop?     (a) (2, 4) (b) (4, 2) (c) (3, 4) (d) (5, 4)
  18. 18.🗺️ 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 left
    forward 1
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  19. 19.🗺️ A robot is on a grid at (3, 4), 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
    turn right
    forward 2
    On which square does it stop?     (a) (2, 3) (b) (2, 1) (c) (3, 2) (d) (3, 3)
  20. 20.🗺️ On our grids, the square (3, 5) means … (a) 35 squares away (b) 3 across and 5 up (c) 5 across and 3 up (d) 3 down and 5 left
  21. 21.🗺️ A robot is on a grid at (8, 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 left
    forward 1
    turn left
    forward 3
    turn right
    forward 2
    On which square does it stop?     (a) (6, 7) (b) (7, 9) (c) (6, 9) (d) (9, 6)
  22. 22.🗺️ A robot is on a grid at (8, 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
    turn left
    forward 2
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  23. 23.🗺️ 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 2
    turn right
    forward 1
    turn left
    forward 2
    turn left
    forward 1
    On which square does it stop?     (a) (6, 1) (b) (1, 5) (c) (5, 1) (d) (5, 0)
  24. 24.🗺️ A robot is on a grid at (3, 1), 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 1
    On which square does it stop?     (a) (4, 5) (b) (5, 3) (c) (6, 4) (d) (5, 4)
  25. 25.🗺️ A robot is on a grid at (7, 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 right
    forward 2
    What is the first number (across) of the square where it stops?
  26. 26.🗺️ A robot is on a grid at (1, 6), 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 3
    turn left
    forward 3
    turn right
    forward 1
    On which square does it stop?     (a) (6, 7) (b) (7, 5) (c) (5, 7) (d) (4, 7)
  27. 27.🗺️ A robot is on a grid at (4, 4), 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
    turn right
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) south (c) west (d) north
  28. 28.🗺️ A robot is on a grid at (4, 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 right
    forward 3
    Which way does it face at the end?     (a) west (b) east (c) south (d) north
  29. 29.🗺️ A robot is on a grid at (2, 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 2
    Which way does it face at the end?     (a) west (b) east (c) north (d) south
  30. 30.🗺️ A robot is on a grid at (1, 4), 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 right
    forward 2
    turn right
    forward 2
    Which way does it face at the end?     (a) north (b) west (c) east (d) south
  31. 31.🗺️ A robot is on a grid at (8, 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 1
    turn right
    forward 2
    turn right
    forward 3
    On which square does it stop?     (a) (8, 5) (b) (7, 2) (c) (7, 5) (d) (5, 7)
  32. 32.🗺️ A robot is on a grid at (5, 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 2
    turn left
    forward 3
    turn right
    forward 2
    On which square does it stop?     (a) (5, 4) (b) (5, 6) (c) (6, 4) (d) (4, 5)
  33. 33.🗺️ A robot is on a grid at (1, 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
    Which way does it face at the end?     (a) south (b) north (c) west (d) east
  34. 34.🗺️ A robot is on a grid at (6, 6), 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 3
    turn right
    forward 1
    On which square does it stop?     (a) (6, 9) (b) (9, 7) (c) (10, 6) (d) (9, 6)
  35. 35.🗺️ A robot is on a grid at (7, 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 3
    On which square does it stop?     (a) (0, 4) (b) (5, 0) (c) (7, 0) (d) (4, 0)
  36. 36.🗺️ A robot is on a grid at (1, 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 1
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  37. 37.🗺️ A robot is on a grid at (4, 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 left
    forward 2
    turn right
    forward 3
    Which way does it face at the end?     (a) west (b) north (c) east (d) south
  38. 38.🗺️ A robot is on a grid at (4, 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 1
    Which way does it face at the end?     (a) north (b) west (c) south (d) east
  39. 39.🗺️ A robot is on a grid at (7, 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 left
    forward 2
    What is the first number (across) of the square where it stops?
  40. 40.🗺️ 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 left
    forward 1
    turn right
    forward 2
    What is the first number (across) of the square where it stops?

Answer key

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

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