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Lego EV3 - Basics

Total questions: 40

Worksheet time: 26mins

Name
Class
Date
1.

Which sensor is pictured here?

a)

Ultrasonic

b)

Color (light)

c)

Touch

d)

Infrared

2.

Which code below will make the robot go straight for a bit then stop?

a)
b)
c)
d)
3.
a)
large motor
b)
ultrasonic sensor
c)
touch sensor
d)
medium motor
4.
a)
Ultrasonic Sensor
b)
Touch Sensor
c)
Color Sensor
d)
Medium Motor
5.
a)
Ultrasonic Sensor
b)
Touch Sensor
c)
Color Sensor
d)
Medium Motor
6.
a)

Sound sensor

b)

Touch sensor

c)

Light Sensor

d)

Gyro Sensor

7.
a)

medium motor (actuator)

b)

large motor

c)

touch sensor

d)

gyro sensor

8.
a)

Brain

b)

Brick

c)

Lego

d)

Block

9.

Which of the following controls the number of times the wheel turns completely?

a)

Degrees

b)

Seconds

c)

Rotations

10.
How do you turn on the EV3?
a)
Center Button
b)
Right Button
c)
Left Button
d)
Top Button
11.
How do you turn off the EV3 properly?
a)
Press the Back button until a Shut Down dialog box appears, then select the check with the Center button
b)
Insert the Shut Down USB adapter into the USB port on the side of the EV3
c)
Remove the rechargable Li-Ion battery pack
d)
Press and hold the Left and Right buttons for 5 seconds
12.

What would this program be used for?

a)

To detect if something is moved away from the EV3.

b)

To detect if something moves near the EV3.

c)

Nothing, it won't run long enough to do anything.

d)

It can be used for an alarm clock.

13.

What does this program do?

a)

Sounds alarm if the EV3 is moved away from your desk/

b)

Sounds alarm if EV3 detects an object within 15 inches.

c)

Backs up if EV3 rolls within 15 inches of an obstacle.

d)

Nothing, the program won't detect any motion.

14.
Which of the following correctly lists the sensors that the EV3 can use?
a)
Gyro, Sound, Heat, Electrical
b)
Ultrasound, Gyro, Color, Touch
c)
Infrared, Laser, Color, Time
d)
Touch, Color, Humidity, Ultraviolet
15.
The name of the robots we are using now
a)
Lego Mindstorm NXT
b)
Lego Mindstorm EV3
c)
Lego Mindstorm 123
d)
Lego MIndstorm Gsota
16.
Programming software used for programming an EV3 robot.
a)
Touch Sensor
b)
Lego Mindstorm Education EV3
c)
Lego Mindstorm EV3 Project
d)
Sensor
17.
The electronic component that controls the operation of the robot by the following instructions contained in the stored program.
a)
EV3 Brick
b)
Ports
c)
Block
d)
Sensor
18.

An EV3 sensor that detects physical contact and reports back to the brick whether its contact area is pushed or not.

a)

Touch Sensor

b)

Touch

c)

Comment

d)

Sensor

19.
A programming command that allows a computer to repeat a code sequence.
a)
Loop
b)
Color
c)
Robot
d)
Code
20.
A device that detects some important physical quality or quantity about the surrounding environment, and conveys information to the robot in electric form.
a)
Robot
b)
Sensor
c)
Color
d)
Loop
21.

You can connect a motor to .....

a)

ports A,B,C or D

b)

ports 1,2,3 or 4

c)

USB host port

d)

SD card port

22.

You can connect a sensor to .....

a)

ports A,B,C or D

b)

ports 1,2,3 or 4

c)

USB host port

d)

SD card port

23.
How do you navigate the menus of the EV3?
a)
Use the LEGO IR remote
b)
Use the direction buttons to navigate, Center button to select, and Back button to cancel or go back.
c)
Remove the rechargeable Li-Ion battery pack
d)
Touch the screen with the included stylus pen
24.
To run a program from the Run Recent menu, what do you do?
a)
Settings (fourth tab) > Brick Info > Recently Run, then use the center button to select
b)
Brick Apps (third tab) > Port View > Select the motor or sensor that you just recently used to run that program
c)
File Navigation (second tab) > Select the Project > Select the Program
d)
Run Recent (first tab) > Select the program then press the center button
25.
Where can you find the speaker volume and other settings on the EV3?
a)
On the back of the EV3
b)
In the Settings (fourth tab) menu
c)
Behind the battery pack
d)
On the EV3 Software
26.

Alaina has just downloaded a program onto the robot, where will her new program be found on the robot?

a)

run recents

b)

file navigation

c)

brick apps

d)

settings

27.

One wheel rotation is = to ___________ degrees

a)

720

b)

1440

c)

360

d)

1

28.

Changing the power to negative, will make the robot

a)

go straight

b)

make a left turn

c)

make a right turn

d)

go backwards

29.

The block above, will make the robot perform the following action when run

a)

move forwards for 4 rotations

b)

move backwards for 4 rotations

c)

turn left for 4 rotations

30.

How many degrees are needed in order for the robot to travel 3 rotations?

a)

720

b)

1080

c)

1440

31.

On the Lego brick, the center button is used to

a)

turn on the robot, select options, & run programs

b)

go back, stop programs, & turn off robot

c)

navigate through the robots menues

32.

On the brick, the back button is used to

a)

turn on the robot, select options, & run programs

b)

navigate through the robots menues

c)

go back, stop programs, & turn off the robot

33.

Which of the following sensors are used to measure distance?

a)

Gyro Sensor

b)

Touch Sensor

c)

Color Sensor

d)

UltraSonic Sensor

34.

Which block will make the EV3 go further

a)

3 seconds

b)

1080 degrees

c)

3 rotations

d)

They will all travel the same distance

35.

Look at the image. What direction is the robot programmed to travel?

a)

Forward

b)

Backward

c)

Turning

d)

It's not moving

36.

What should be connected to these ports (1-4) on the Lego EV3?

a)

Large Motors

b)

Small Motor

c)

Touch Sensors

d)

Power Charger

37.

What should be connect to these ports (A-D) on the Lego EV3?

a)

Large Motors

b)

Touch Sensor

c)

Infrared Sensor

d)

Power Charger

38.

You want to start a program you already have on the EV3. Which button would you press to start it once you find it?

a)

A

b)

B

c)

F

d)

C

39.

Your EV3 program is not doing what it should and you want to stop it. Which button should you press?

a)

A

b)

B

c)

F

d)

C

40.

The EV3 is turned off and you want to turn it on. Which button should you press?

a)

A

b)

B

c)

F

d)

C

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