CHAPTER 5 - COLLISION DETECTION

CHAPTER 5 - COLLISION DETECTION

1st - 12th Grade

10 Qs

quiz-placeholder

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CHAPTER 5 - COLLISION DETECTION

CHAPTER 5 - COLLISION DETECTION

Assessment

Quiz

Computers

1st - 12th Grade

Practice Problem

Medium

Created by

Normasnita fadzil

Used 133+ times

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1. If the threshold value is set to high, rero:micro ........

not avoid rero:micro damaged

can avoid false triggers

can register a collision even though the impact is not strong enough

not register a collision if the impact is not strong enough

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

2. What is the measurement unit used to measure acceleration in an inbuilt accelerometer ?

gram (g)

kilogram (kg)

miligram (mg)

nanogram (ng)

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3. 1 g of gravitational acceleration is

9.81 m/s²

~9.801 m/s²

~9.8001 m/s²

~9.81 m/s²

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

4. Accelerometers are used for the following functions, EXCEPT ______

Car crash detection

Smartphone screen rotation

Obtain geographical location

Drone stabilisation

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

5. What is motion sensor on the micro:bit?

Accelerometer

Compass sensor

Micro:bit doesn't have a motion sensor

Combination of Accelerometer and Compass

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

6. We use centimeter (cm) to measure reading of ultrasonic sensor. What is the measurement unit used to mesure readings on "accelerometer"?

mg, as in "1/1000th of a single unit of g (gravitational acceleration)"

⁰, as in "degrees"

g, as in "gram"

kg, as in "kilogram"

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

7. Based on coding below,I want to programmed my micro:bit to display "Excuse Me" on the LED matrix. Which block you need to change?

pause(ms) 100

acceleration (mg) y

show string "Hello"

y-axis

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