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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 929 · 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, 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 2
    What is the first number (across) of the square where it stops?
  2. 2.🗺️ A robot is on a grid at (4, 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 left
    forward 2
    turn right
    forward 2
    turn left
    forward 1
    Which way does it face at the end?     (a) north (b) south (c) east (d) west
  3. 3.🗺️ A robot is on a grid at (4, 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 2
    What is the first number (across) of the square where it stops?
  4. 4.🗺️ A robot is on a grid at (3, 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
    turn left
    forward 1
    Which way does it face at the end?     (a) north (b) south (c) east (d) west
  5. 5.🗺️ A robot is on a grid at (8, 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 left
    forward 1
    Which way does it face at the end?     (a) north (b) south (c) west (d) east
  6. 6.🗺️ A robot is on a grid at (6, 7), 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) (8, 9) (b) (8, 7) (c) (9, 8) (d) (8, 8)
  7. 7.🗺️ A robot is on a grid at (2, 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
    Which way does it face at the end?     (a) south (b) east (c) north (d) west
  8. 8.🗺️ A robot is on a grid at (7, 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
    On which square does it stop?     (a) (9, 5) (b) (8, 7) (c) (8, 5) (d) (5, 8)
  9. 9.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) the second (up) one (b) both numbers (c) the first one (d) neither number
  10. 10.🗺️ A robot is on a grid at (5, 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 left
    forward 3
    turn right
    forward 2
    On which square does it stop?     (a) (6, 6) (b) (9, 6) (c) (6, 8) (d) (8, 6)
  11. 11.🗺️ A robot is on a grid at (2, 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
    On which square does it stop?     (a) (3, 3) (b) (4, 3) (c) (2, 3) (d) (3, 4)
  12. 12.🗺️ A robot is on a grid at (5, 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 2
    turn left
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) north (b) south (c) east (d) west
  13. 13.🗺️ 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 1
    turn right
    forward 3
    turn right
    forward 1
    On which square does it stop?     (a) (1, 1) (b) (1, 2) (c) (2, 2) (d) (2, 1)
  14. 14.🗺️ 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 right
    forward 3
    turn right
    forward 3
    On which square does it stop?     (a) (6, 4) (b) (4, 6) (c) (7, 4) (d) (9, 4)
  15. 15.🗺️ A robot is on a grid at (6, 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 1
    turn right
    forward 3
    On which square does it stop?     (a) (9, 7) (b) (7, 8) (c) (5, 7) (d) (8, 7)
  16. 16.🗺️ A robot is on a grid at (8, 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
    Which way does it face at the end?     (a) east (b) north (c) west (d) south
  17. 17.🗺️ 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 2
    turn right
    forward 2
    turn right
    forward 2
    turn right
    forward 3
    Which way does it face at the end?     (a) east (b) west (c) north (d) south
  18. 18.🗺️ Does “turn left” move the robot to a new square? (a) Yes, one square (b) Yes, back to start (c) No, it only turns (d) Yes, two squares
  19. 19.🗺️ A robot is on a grid at (8, 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
    turn left
    forward 1
    turn right
    forward 2
    On which square does it stop?     (a) (8, 5) (b) (7, 8) (c) (6, 8) (d) (5, 8)
  20. 20.🗺️ A robot is on a grid at (1, 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
    On which square does it stop?     (a) (3, 3) (b) (3, 2) (c) (2, 5) (d) (2, 3)
  21. 21.🗺️ 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 3
    turn right
    forward 3
    On which square does it stop?     (a) (3, 9) (b) (10, 3) (c) (9, 3) (d) (9, 6)
  22. 22.🗺️ 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 3
    Which way does it face at the end?     (a) south (b) north (c) west (d) east
  23. 23.🗺️ 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 3
    turn left
    forward 2
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  24. 24.🗺️ 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 2
    turn left
    forward 1
    turn left
    forward 2
    turn left
    forward 3
    Which way does it face at the end?     (a) north (b) west (c) east (d) south
  25. 25.🗺️ A robot is on a grid at (5, 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
    Which way does it face at the end?     (a) west (b) south (c) north (d) east
  26. 26.🗺️ 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 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  27. 27.🗺️ 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 2
    turn right
    forward 2
    turn right
    forward 3
    turn left
    forward 3
    On which square does it stop?     (a) (3, 3) (b) (2, 6) (c) (2, 3) (d) (3, 2)
  28. 28.🗺️ A robot is on a grid at (6, 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 1
    turn left
    forward 2
    turn right
    forward 2
    Which way does it face at the end?     (a) north (b) east (c) west (d) south
  29. 29.🗺️ 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 3
    turn left
    forward 1
    turn left
    forward 1
    turn left
    forward 1
    On which square does it stop?     (a) (8, 8) (b) (9, 8) (c) (8, 9)
  30. 30.🗺️ 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 left
    forward 3
    On which square does it stop?     (a) (8, 4) (b) (4, 5) (c) (4, 8) (d) (5, 8)
  31. 31.🗺️ 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 2
    turn left
    forward 1
    turn left
    forward 2
    turn left
    forward 3
    Which way does it face at the end?     (a) east (b) south (c) north (d) west
  32. 32.🗺️ 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
  33. 33.🗺️ A robot is on a grid at (7, 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
    On which square does it stop?     (a) (9, 3) (b) (8, 3) (c) (7, 3) (d) (3, 8)
  34. 34.🗺️ A robot is on a grid at (4, 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 2
    turn right
    forward 2
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  35. 35.🗺️ A robot faces east and turns left. Which way does it face now? (a) south (b) north (c) west (d) east
  36. 36.🗺️ 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 2
    turn left
    forward 3
    On which square does it stop?     (a) (4, 1) (b) (3, 4) (c) (1, 3) (d) (3, 1)
  37. 37.🗺️ A robot is on a grid at (3, 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 left
    forward 3
    On which square does it stop?     (a) (4, 3) (b) (4, 6) (c) (6, 4) (d) (5, 6)
  38. 38.🗺️ 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 3
    turn left
    forward 2
    On which square does it stop?     (a) (2, 8) (b) (3, 8) (c) (1, 8) (d) (8, 1)
  39. 39.🗺️ A robot is on a grid at (5, 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
    Which way does it face at the end?     (a) north (b) south (c) west (d) east
  40. 40.🗺️ A robot is on a grid at (5, 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 3
    turn left
    forward 1
    What is the first number (across) of the square where it stops?

Answer key

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

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