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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 158 · 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 (3, 1), 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 right
    forward 1
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  2. 2.🗺️ 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 1
    turn right
    forward 1
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  3. 3.🗺️ A robot is on a grid at (7, 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 right
    forward 1
    Which way does it face at the end?     (a) west (b) south (c) east (d) north
  4. 4.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) the second (up) one (b) neither number (c) both numbers (d) the first one
  5. 5.🗺️ A robot is on a grid at (3, 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 1
    turn right
    forward 3
    turn right
    forward 3
    On which square does it stop?     (a) (1, 2) (b) (2, 1) (c) (4, 2) (d) (2, 2)
  6. 6.🗺️ A robot is on a grid at (8, 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 1
    turn left
    forward 2
    On which square does it stop?     (a) (10, 9) (b) (9, 10) (c) (9, 9) (d) (9, 7)
  7. 7.🗺️ 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 left
    forward 3
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  8. 8.🗺️ A robot is on a grid at (3, 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 2
    On which square does it stop?     (a) (2, 7) (b) (3, 7) (c) (1, 7) (d) (7, 1)
  9. 9.🗺️ A robot is on a grid at (4, 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 2
    What is the first number (across) of the square where it stops?
  10. 10.🗺️ 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
  11. 11.🗺️ A robot is on a grid at (6, 1), 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 1
    Which way does it face at the end?     (a) south (b) east (c) north (d) west
  12. 12.🗺️ 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 3
    turn right
    forward 3
    Which way does it face at the end?     (a) east (b) north (c) south (d) west
  13. 13.🗺️ 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 1
    On which square does it stop?     (a) (2, 1) (b) (1, 2) (c) (3, 1) (d) (1, 1)
  14. 14.🗺️ A robot is on a grid at (7, 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 3
    What is the first number (across) of the square where it stops?
  15. 15.🗺️ A robot is on a grid at (4, 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 right
    forward 1
    On which square does it stop?     (a) (5, 2) (b) (6, 1) (c) (1, 5) (d) (5, 1)
  16. 16.🗺️ 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 3
    turn right
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) north (b) east (c) south (d) west
  17. 17.🗺️ A robot is on a grid at (8, 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 2
    turn right
    forward 3
    turn right
    forward 3
    On which square does it stop?     (a) (6, 8) (b) (6, 5) (c) (7, 8) (d) (8, 6)
  18. 18.🗺️ A robot is on a grid at (6, 7), facing south. (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
    What is the first number (across) of the square where it stops?
  19. 19.🗺️ 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 3
    turn right
    forward 1
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) south (c) north (d) west
  20. 20.🗺️ 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 1
    turn left
    forward 2
    turn right
    forward 1
    On which square does it stop?     (a) (6, 4) (b) (4, 5) (c) (5, 6) (d) (4, 6)
  21. 21.🗺️ 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
    Which way does it face at the end?     (a) east (b) north (c) west (d) south
  22. 22.🗺️ A robot is on a grid at (2, 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 3
    On which square does it stop?     (a) (2, 4) (b) (1, 4) (c) (1, 1) (d) (4, 1)
  23. 23.🗺️ 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 1
    turn right
    forward 2
    turn left
    forward 1
    turn left
    forward 1
    On which square does it stop?     (a) (4, 5) (b) (3, 6) (c) (5, 3) (d) (3, 5)
  24. 24.🗺️ 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 2
    turn right
    forward 1
    turn left
    forward 2
    On which square does it stop?     (a) (3, 1) (b) (2, 3) (c) (1, 5) (d) (1, 3)
  25. 25.🗺️ 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 3
    turn right
    forward 1
    turn right
    forward 2
    turn right
    forward 2
    On which square does it stop?     (a) (2, 7) (b) (7, 2) (c) (7, 0) (d) (8, 2)
  26. 26.🗺️ 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 1
    turn right
    forward 2
    turn right
    forward 1
    turn right
    forward 2
    Which way does it face at the end?     (a) north (b) south (c) west (d) east
  27. 27.🗺️ A robot is on a grid at (3, 1), 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 left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (4, 1) (b) (3, 0) (c) (3, 1) (d) (1, 3)
  28. 28.🗺️ A robot is on a grid at (5, 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
    turn right
    forward 3
    Which way does it face at the end?     (a) south (b) west (c) north (d) east
  29. 29.🗺️ Does “turn left” move the robot to a new square? (a) Yes, one square (b) Yes, two squares (c) No, it only turns (d) Yes, back to start
  30. 30.🗺️ 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 1
    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 (7, 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
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  32. 32.🗺️ 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
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) south (c) north (d) west
  33. 33.🗺️ 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 2
    On which square does it stop?     (a) (9, 5) (b) (5, 8) (c) (8, 5) (d) (8, 3)
  34. 34.🗺️ A robot is on a grid at (1, 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
    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 (6, 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 right
    forward 1
    turn right
    forward 3
    turn left
    forward 2
    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 (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 left
    forward 1
    turn right
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) south (c) north (d) west
  37. 37.🗺️ A robot is on a grid at (8, 8), 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 1
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  38. 38.🗺️ A robot is on a grid at (5, 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
    What is the first number (across) of the square where it stops?
  39. 39.🗺️ A robot is on a grid at (8, 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 left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (8, 7) (b) (8, 8) (c) (7, 8) (d) (9, 7)
  40. 40.🗺️ 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 1
    turn left
    forward 1
    What is the first number (across) of the square where it stops?

Answer key

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

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