Robotics Worksheet: Robot State
Robot tip (Trace and write): Set (=) replaces the value; + adds; − takes away. Write the value after every line; the last change is the answer. In a loop, multiply: repeat 10 { 3% } uses 30%.
NameDateTime takenScore ___ / 40
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1.📋 A robot program runs:
speed = 30
speed = speed − 20
speed = 10
speed = speed + 15
What is the speed at the end? -
2.📋 A robot program runs:
speed = 10
speed = speed + 5
speed = speed − 5
speed = speed + 15
What is the speed at the end? -
3.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 1%. It runs:
repeat 6 { forward 10 cm; turn right 90° }
What is the battery level at the end (in %)? - 4.📋 The “state” of a robot means … (a) its price (b) its values right now (c) its box size (d) its paint colour
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5.📋 A robot starts on the start line of a straight track and runs:
forward 40 cm
back 5 cm
forward 5 cm
back 10 cm
How many cm in front of the start line is it now? -
6.📋 A warehouse robot starts with an empty tray and runs:
pick up 4 boxes
put down 1 box
pick up 4 boxes
put down 2 boxes
How many boxes are on its tray at the end? -
7.📋 A robot starts on the start line of a straight track and runs:
forward 45 cm
back 45 cm
forward 5 cm
forward 40 cm
forward 5 cm
How many cm in front of the start line is it now? - 8.📋 A program says “speed = 30” and then “speed = 50”. What is the speed? (a) 80 (b) 30 (c) 50 (d) 20
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9.📋 A robot starts on the start line of a straight track and runs:
forward 10 cm
forward 20 cm
forward 20 cm
forward 35 cm
How many cm in front of the start line is it now? -
10.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 1%. It runs:
repeat 4 { forward 10 cm; turn right 90° }
What is the battery level at the end (in %)? -
11.📋 A robot starts on the start line of a straight track and runs:
forward 45 cm
back 30 cm
forward 35 cm
forward 35 cm
How many cm in front of the start line is it now? -
12.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 2% and each turn uses 1%. It runs:
repeat 5 { forward 10 cm; turn right 90° }
What is the battery level at the end (in %)? -
13.📋 A robot program runs:
speed = 40
speed = speed + 5
speed = speed + 15
What is the speed at the end? -
14.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 2% and each turn uses 2%. It runs:
repeat 9 { forward 10 cm; turn right 90° }
What is the battery level at the end (in %)? -
15.📋 A warehouse robot starts with an empty tray and runs:
pick up 1 box
pick up 3 boxes
put down 1 box
How many boxes are on its tray at the end? -
16.📋 A robot program runs:
speed = 50
speed = 40
speed = 40
What is the speed at the end? - 17.📋 What does “speed = speed + 10” do? (a) takes 10 away (b) stops the robot (c) sets speed to 10 (d) adds 10 to the speed
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18.📋 A warehouse robot starts with an empty tray and runs:
pick up 1 box
pick up 3 boxes
pick up 3 boxes
pick up 4 boxes
How many boxes are on its tray at the end? -
19.📋 A robot program runs:
speed = 30
speed = speed − 10
speed = 30
speed = speed − 15
speed = speed + 10
What is the speed at the end? -
20.📋 A robot program runs:
speed = 40
speed = speed − 10
speed = 60
speed = speed + 10
What is the speed at the end? -
21.📋 A robot program runs:
speed = 50
speed = 20
speed = speed − 15
What is the speed at the end? -
22.📋 A robot program runs:
speed = 40
speed = speed − 10
speed = speed + 5
speed = speed + 5
What is the speed at the end? -
23.📋 A warehouse robot starts with an empty tray and runs:
pick up 2 boxes
pick up 1 box
pick up 3 boxes
put down 2 boxes
How many boxes are on its tray at the end? -
24.📋 A robot program runs:
speed = 20
speed = speed + 5
speed = speed + 20
What is the speed at the end? -
25.📋 A warehouse robot starts with an empty tray and runs:
pick up 2 boxes
pick up 1 box
put down 1 box
How many boxes are on its tray at the end? -
26.📋 A robot program runs:
speed = 10
speed = speed + 20
speed = speed + 5
speed = 10
What is the speed at the end? -
27.📋 A robot starts on the start line of a straight track and runs:
forward 45 cm
forward 40 cm
back 25 cm
How many cm in front of the start line is it now? -
28.📋 A robot program runs:
speed = 20
speed = speed + 10
speed = speed + 20
speed = speed − 15
speed = 40
What is the speed at the end? -
29.📋 A robot starts on the start line of a straight track and runs:
forward 10 cm
forward 35 cm
forward 45 cm
How many cm in front of the start line is it now? -
30.📋 A robot program runs:
speed = 20
speed = 10
speed = speed + 10
speed = speed − 20
What is the speed at the end? -
31.📋 A robot program runs:
speed = 20
speed = 60
speed = 50
speed = speed − 5
speed = 30
What is the speed at the end? -
32.📋 A robot’s battery is at 100%. Each “forward 10 cm” uses 4% and each turn uses 1%. It runs:
repeat 3 { forward 10 cm; turn right 90° }
What is the battery level at the end (in %)? -
33.📋 A robot starts on the start line of a straight track and runs:
forward 30 cm
forward 40 cm
forward 20 cm
back 30 cm
How many cm in front of the start line is it now? -
34.📋 A robot program runs:
speed = 30
speed = speed + 10
speed = speed − 15
speed = 30
What is the speed at the end? -
35.📋 A warehouse robot starts with an empty tray and runs:
pick up 2 boxes
put down 2 boxes
pick up 1 box
put down 1 box
pick up 3 boxes
How many boxes are on its tray at the end? -
36.📋 A robot program runs:
speed = 40
speed = 60
speed = speed − 15
What is the speed at the end? -
37.📋 A robot starts on the start line of a straight track and runs:
forward 30 cm
forward 35 cm
back 25 cm
forward 45 cm
forward 40 cm
How many cm in front of the start line is it now? -
38.📋 A robot program runs:
speed = 30
speed = 30
speed = speed − 5
speed = 50
What is the speed at the end? -
39.📋 A warehouse robot starts with an empty tray and runs:
pick up 1 box
pick up 1 box
put down 1 box
How many boxes are on its tray at the end? -
40.📋 A robot program runs:
speed = 20
speed = speed + 10
speed = 60
What is the speed at the end?
Answer key
- 25
- 25
- 70
- its values right now
- 30
- 5
- 50
- 50
- 85
- 80
- 85
- 85
- 60
- 64
- 3
- 40
- adds 10 to the speed
- 11
- 25
- 70
- 5
- 40
- 4
- 45
- 2
- 10
- 60
- 40
- 90
- 0
- 30
- 85
- 60
- 30
- 3
- 45
- 125
- 50
- 1
- 60
Free robotics lessons, practice and worksheets at talentjr.in/robotics-for-kids