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Robotics Worksheet: Robot Grid Moves

Robotics lesson 21: Moves on a grid · Set 435 · 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, 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 3
    On which square does it stop?     (a) (4, 9) (b) (6, 9) (c) (9, 3) (d) (3, 9)
  2. 2.🗺️ A robot faces east and turns left. Which way does it face now? (a) west (b) south (c) east (d) north
  3. 3.🗺️ 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 1
    turn left
    forward 2
    turn right
    forward 2
    turn right
    forward 1
    Which way does it face at the end?     (a) south (b) west (c) east (d) north
  4. 4.🗺️ A robot is on a grid at (3, 2), 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) (1, 1) (b) (2, 1) (c) (1, 2)
  5. 5.🗺️ A robot is on a grid at (3, 6), 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
    Which way does it face at the end?     (a) north (b) south (c) east (d) west
  6. 6.🗺️ Does “turn left” move the robot to a new square? (a) Yes, one square (b) No, it only turns (c) Yes, two squares (d) Yes, back to start
  7. 7.🗺️ A robot is on a grid at (7, 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 right
    forward 2
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  8. 8.🗺️ 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 1
    What is the first number (across) of the square where it stops?
  9. 9.🗺️ 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 1
    On which square does it stop?     (a) (4, 5) (b) (4, 4) (c) (5, 4)
  10. 10.🗺️ A robot is on a grid at (8, 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
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  11. 11.🗺️ A robot faces north and moves forward 1 square. Which number goes up by 1? (a) both numbers (b) the first one (c) the second (up) one (d) neither number
  12. 12.🗺️ 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 3
    turn right
    forward 3
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  13. 13.🗺️ A robot is on a grid at (3, 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 right
    forward 1
    turn left
    forward 2
    What is the first number (across) of the square where it stops?
  14. 14.🗺️ 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 1
    turn right
    forward 2
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  15. 15.🗺️ 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
    On which square does it stop?     (a) (0, 4) (b) (4, 1) (c) (4, 0) (d) (5, 0)
  16. 16.🗺️ 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 3
    turn left
    forward 3
    turn left
    forward 1
    On which square does it stop?     (a) (3, 1) (b) (1, 3) (c) (1, 4) (d) (2, 3)
  17. 17.🗺️ 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 1
    turn right
    forward 1
    turn left
    forward 1
    Which way does it face at the end?     (a) east (b) south (c) north (d) west
  18. 18.🗺️ A robot is on a grid at (4, 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 1
    turn right
    forward 1
    On which square does it stop?     (a) (6, 4) (b) (5, 6) (c) (4, 7) (d) (4, 6)
  19. 19.🗺️ A robot is on a grid at (6, 6), 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
    turn left
    forward 3
    Which way does it face at the end?     (a) west (b) north (c) east (d) south
  20. 20.🗺️ 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 2
    turn left
    forward 1
    turn right
    forward 2
    On which square does it stop?     (a) (9, 8) (b) (8, 8) (c) (8, 6) (d) (8, 9)
  21. 21.🗺️ A robot is on a grid at (7, 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 right
    forward 1
    turn right
    forward 2
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  22. 22.🗺️ 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 2
    turn right
    forward 1
    turn right
    forward 2
    turn left
    forward 3
    What is the first number (across) of the square where it stops?
  23. 23.🗺️ A robot is on a grid at (2, 8), 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
    On which square does it stop?     (a) (5, 3) (b) (2, 5) (c) (3, 5) (d) (4, 5)
  24. 24.🗺️ A robot is on a grid at (2, 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 right
    forward 3
    turn left
    forward 2
    On which square does it stop?     (a) (7, 4) (b) (6, 4) (c) (4, 4) (d) (4, 6)
  25. 25.🗺️ On our grids, the square (3, 5) means … (a) 3 down and 5 left (b) 3 across and 5 up (c) 5 across and 3 up (d) 35 squares away
  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 3
    turn right
    forward 1
    turn left
    forward 2
    On which square does it stop?     (a) (1, 7) (b) (8, 1) (c) (5, 1) (d) (7, 1)
  27. 27.🗺️ A robot is on a grid at (5, 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 3
    On which square does it stop?     (a) (5, 9) (b) (2, 9) (c) (9, 2) (d) (3, 9)
  28. 28.🗺️ A robot is on a grid at (5, 7), 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
    What is the first number (across) of the square where it stops?
  29. 29.🗺️ A robot is on a grid at (1, 2), 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 2
    Which way does it face at the end?     (a) east (b) west (c) south (d) north
  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 3
    What is the first number (across) of the square where it stops?
  31. 31.🗺️ 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 3
    turn right
    forward 2
    turn right
    forward 2
    turn right
    forward 3
    Which way does it face at the end?     (a) west (b) south (c) east (d) north
  32. 32.🗺️ 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 left
    forward 1
    turn right
    forward 2
    turn right
    forward 2
    What is the first number (across) of the square where it stops?
  33. 33.🗺️ 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 left
    forward 3
    turn left
    forward 1
    What is the first number (across) of the square where it stops?
  34. 34.🗺️ 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 1
    turn right
    forward 3
    What is the first number (across) of the square where it stops?
  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
    Which way does it face at the end?     (a) north (b) west (c) south (d) east
  36. 36.🗺️ 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 1
    turn right
    forward 2
    On which square does it stop?     (a) (7, 3) (b) (8, 5) (c) (5, 7) (d) (7, 5)
  37. 37.🗺️ A robot is on a grid at (7, 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 3
    What is the first number (across) of the square where it stops?
  38. 38.🗺️ A robot is on a grid at (3, 2), 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
    On which square does it stop?     (a) (2, 5) (b) (1, 2) (c) (5, 1) (d) (1, 5)
  39. 39.🗺️ 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 2
    turn right
    forward 2
    turn right
    forward 3
    turn right
    forward 2
    Which way does it face at the end?     (a) north (b) west (c) east (d) south
  40. 40.🗺️ A robot is on a grid at (2, 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
    On which square does it stop?     (a) (2, 2) (b) (1, 3) (c) (2, 1) (d) (1, 2)

Answer key

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

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