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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 519 · 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, 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 right
    forward 1
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  2. 2.🗺️ Does “turn left” move the robot to a new square? (a) Yes, two squares (b) No, it only turns (c) Yes, one square (d) Yes, back to start
  3. 3.🗺️ 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 3
    turn left
    forward 1
    Which way does it face at the end?     (a) south (b) north (c) west (d) east
  4. 4.🗺️ A robot is on a grid at (1, 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 1
    What is the first number (across) of the square where it stops?
  5. 5.🗺️ On our grids, the square (3, 5) means … (a) 3 down and 5 left (b) 5 across and 3 up (c) 3 across and 5 up (d) 35 squares away
  6. 6.🗺️ 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 left
    forward 1
    turn left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (0, 1) (b) (1, 0) (c) (0, 2) (d) (1, 1)
  7. 7.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) neither number (b) the first one (c) the second (up) one (d) both numbers
  8. 8.🗺️ A robot is on a grid at (8, 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 left
    forward 1
    turn right
    forward 3
    On which square does it stop?     (a) (0, 4) (b) (7, 0) (c) (4, 0) (d) (5, 0)
  9. 9.🗺️ A robot is on a grid at (6, 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 left
    forward 1
    turn right
    forward 1
    turn right
    forward 3
    On which square does it stop?     (a) (6, 9) (b) (9, 9) (c) (9, 6) (d) (10, 6)
  10. 10.🗺️ A robot is on a grid at (1, 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 3
    turn left
    forward 1
    turn left
    forward 3
    On which square does it stop?     (a) (4, 5) (b) (5, 1) (c) (2, 5) (d) (1, 5)
  11. 11.🗺️ 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 2
    turn left
    forward 3
    turn right
    forward 2
    turn left
    forward 2
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  12. 12.🗺️ A robot is on a grid at (2, 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 2
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  13. 13.🗺️ A robot is on a grid at (8, 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
    turn right
    forward 3
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  14. 14.🗺️ A robot is on a grid at (2, 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 2
    turn left
    forward 1
    Which way does it face at the end?     (a) north (b) east (c) south (d) west
  15. 15.🗺️ 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 1
    turn left
    forward 3
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  16. 16.🗺️ A robot is on a grid at (5, 7), facing west. (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) north (b) east (c) west (d) south
  17. 17.🗺️ A robot is on a grid at (8, 5), 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
    turn left
    forward 2
    On which square does it stop?     (a) (4, 9) (b) (10, 4) (c) (7, 4) (d) (9, 4)
  18. 18.🗺️ A robot is on a grid at (8, 3), 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
    On which square does it stop?     (a) (10, 2) (b) (8, 2) (c) (9, 2) (d) (2, 9)
  19. 19.🗺️ A robot is on a grid at (1, 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 left
    forward 2
    turn left
    forward 1
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  20. 20.🗺️ A robot is on a grid at (6, 5), 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 left
    forward 3
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  21. 21.🗺️ 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 2
    turn left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (4, 3) (b) (3, 3) (c) (3, 4)
  22. 22.🗺️ A robot is on a grid at (6, 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 3
    turn left
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) west (b) east (c) north (d) south
  23. 23.🗺️ A robot is on a grid at (5, 5), 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
    What is the first number (across) of the square where it stops?
  24. 24.🗺️ A robot is on a grid at (1, 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 left
    forward 2
    turn right
    forward 1
    On which square does it stop?     (a) (0, 3) (b) (4, 0) (c) (3, 1) (d) (3, 0)
  25. 25.🗺️ A robot is on a grid at (2, 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 right
    forward 1
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  26. 26.🗺️ A robot is on a grid at (5, 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 left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (4, 3) (b) (3, 4) (c) (5, 3) (d) (3, 3)
  27. 27.🗺️ A robot is on a grid at (2, 3), 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 right
    forward 2
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  28. 28.🗺️ A robot is on a grid at (1, 7), 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
    turn left
    forward 3
    On which square does it stop?     (a) (6, 6) (b) (5, 6) (c) (6, 5) (d) (2, 6)
  29. 29.🗺️ A robot is on a grid at (6, 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 left
    forward 1
    On which square does it stop?     (a) (0, 4) (b) (5, 0) (c) (4, 1) (d) (4, 0)
  30. 30.🗺️ A robot is on a grid at (6, 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 2
    turn left
    forward 3
    Which way does it face at the end?     (a) west (b) east (c) south (d) north
  31. 31.🗺️ A robot is on a grid at (3, 6), 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
    What is the first number (across) of the square where it stops?
  32. 32.🗺️ A robot is on a grid at (1, 2), 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 3
    turn right
    forward 1
    turn right
    forward 2
    On which square does it stop?     (a) (4, 3) (b) (3, 3) (c) (3, 5) (d) (3, 4)
  33. 33.🗺️ A robot is on a grid at (2, 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 right
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) north (c) west (d) south
  34. 34.🗺️ A robot faces east and turns left. Which way does it face now? (a) east (b) west (c) south (d) north
  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 1
    Which way does it face at the end?     (a) west (b) south (c) north (d) east
  36. 36.🗺️ 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 2
    turn right
    forward 3
    turn right
    forward 3
    turn right
    forward 2
    On which square does it stop?     (a) (4, 7) (b) (5, 5) (c) (5, 4) (d) (4, 5)
  37. 37.🗺️ A robot is on a grid at (7, 5), 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 2
    On which square does it stop?     (a) (8, 6) (b) (6, 8) (c) (6, 6) (d) (7, 8)
  38. 38.🗺️ 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 3
    turn left
    forward 1
    On which square does it stop?     (a) (3, 1) (b) (2, 3) (c) (1, 3) (d) (1, 4)
  39. 39.🗺️ A robot is on a grid at (2, 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 3
    On which square does it stop?     (a) (1, 9) (b) (2, 6) (c) (6, 1) (d) (1, 6)
  40. 40.🗺️ 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 1
    turn right
    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

Answer key

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

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