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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 320 · 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 (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 right
    forward 3
    turn left
    forward 2
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  2. 2.🗺️ 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 left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (8, 4) (b) (9, 4) (c) (4, 8) (d) (8, 5)
  3. 3.🗺️ On our grids, the square (3, 5) means … (a) 35 squares away (b) 5 across and 3 up (c) 3 across and 5 up (d) 3 down and 5 left
  4. 4.🗺️ A robot is on a grid at (6, 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
    On which square does it stop?     (a) (9, 0) (b) (0, 8) (c) (8, 0) (d) (8, 2)
  5. 5.🗺️ 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 2
    turn right
    forward 1
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  6. 6.🗺️ 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 3
    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 (8, 6), 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 2
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) north (c) south (d) west
  8. 8.🗺️ A robot faces east and turns left. Which way does it face now? (a) east (b) north (c) west (d) south
  9. 9.🗺️ A robot is on a grid at (5, 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 left
    forward 2
    What is the first number (across) of the square where it stops?
  10. 10.🗺️ 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 2
    turn right
    forward 1
    turn left
    forward 1
    turn right
    forward 1
    Which way does it face at the end?     (a) east (b) north (c) west (d) south
  11. 11.🗺️ 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 2
    turn right
    forward 1
    What is the first number (across) of the square where it stops?
  12. 12.🗺️ A robot is on a grid at (3, 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 1
    turn right
    forward 2
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  13. 13.🗺️ A robot is on a grid at (5, 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 2
    turn left
    forward 3
    On which square does it stop?     (a) (7, 1) (b) (6, 1) (c) (1, 6) (d) (6, 4)
  14. 14.🗺️ Does “turn left” move the robot to a new square? (a) Yes, two squares (b) Yes, one square (c) Yes, back to start (d) No, it only turns
  15. 15.🗺️ A robot is on a grid at (7, 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 1
    On which square does it stop?     (a) (5, 7) (b) (6, 5) (c) (5, 6) (d) (6, 6)
  16. 16.🗺️ 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 2
    turn left
    forward 2
    turn left
    forward 1
    Which way does it face at the end?     (a) west (b) east (c) south (d) north
  17. 17.🗺️ 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 left
    forward 3
    turn left
    forward 2
    turn left
    forward 2
    On which square does it stop?     (a) (2, 0) (b) (3, 2) (c) (2, 3) (d) (2, 2)
  18. 18.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) both numbers (b) the first one (c) neither number (d) the second (up) one
  19. 19.🗺️ A robot is on a grid at (3, 6), 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
    On which square does it stop?     (a) (3, 8) (b) (8, 2) (c) (2, 9) (d) (2, 8)
  20. 20.🗺️ A robot is on a grid at (7, 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 2
    On which square does it stop?     (a) (1, 8) (b) (8, 3) (c) (8, 1) (d) (9, 1)
  21. 21.🗺️ A robot is on a grid at (2, 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 2
    turn left
    forward 1
    On which square does it stop?     (a) (9, 3) (b) (4, 9) (c) (3, 9) (d) (3, 8)
  22. 22.🗺️ 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 2
    turn right
    forward 1
    turn right
    forward 3
    turn right
    forward 2
    On which square does it stop?     (a) (8, 7) (b) (8, 9) (c) (9, 7) (d) (7, 8)
  23. 23.🗺️ 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 3
    turn left
    forward 1
    turn left
    forward 2
    turn left
    forward 1
    On which square does it stop?     (a) (8, 1) (b) (1, 7) (c) (7, 1) (d) (7, 0)
  24. 24.🗺️ 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 3
    turn left
    forward 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  25. 25.🗺️ A robot is on a grid at (3, 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 left
    forward 1
    On which square does it stop?     (a) (3, 9) (b) (9, 2) (c) (2, 9) (d) (2, 10)
  26. 26.🗺️ A robot is on a grid at (6, 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
    On which square does it stop?     (a) (9, 5) (b) (5, 8) (c) (5, 9) (d) (6, 9)
  27. 27.🗺️ A robot is on a grid at (2, 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
    What is the first number (across) of the square where it stops?
  28. 28.🗺️ A robot is on a grid at (3, 6), 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
    What is the first number (across) of the square where it stops?
  29. 29.🗺️ 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 1
    turn right
    forward 2
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  30. 30.🗺️ 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 1
    turn right
    forward 3
    turn left
    forward 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  31. 31.🗺️ A robot is on a grid at (1, 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 3
    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 (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 1
    turn right
    forward 1
    Which way does it face at the end?     (a) south (b) north (c) west (d) east
  33. 33.🗺️ A robot is on a grid at (4, 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 2
    turn left
    forward 2
    turn left
    forward 2
    On which square does it stop?     (a) (2, 3) (b) (4, 3) (c) (5, 3) (d) (3, 4)
  34. 34.🗺️ 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 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 (7, 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 1
    What is the first number (across) of the square where it stops?
  36. 36.🗺️ 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 left
    forward 2
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  37. 37.🗺️ 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 right
    forward 1
    turn right
    forward 2
    turn right
    forward 2
    Which way does it face at the end?     (a) east (b) north (c) south (d) west
  38. 38.🗺️ A robot is on a grid at (8, 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 1
    What is the first number (across) of the square where it stops?
  39. 39.🗺️ A robot is on a grid at (2, 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 2
    turn right
    forward 2
    Which way does it face at the end?     (a) south (b) north (c) east (d) west
  40. 40.🗺️ A robot is on a grid at (3, 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 left
    forward 3
    On which square does it stop?     (a) (7, 5) (b) (8, 5) (c) (7, 2) (d) (5, 7)

Answer key

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

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