Light Sensor on micro:bit

Light Sensor on micro:bit

8th Grade

15 Qs

quiz-placeholder

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Light Sensor on micro:bit

Light Sensor on micro:bit

Assessment

Quiz

Computers

8th Grade

Medium

Created by

Audley Walker

Used 4+ times

FREE Resource

15 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a night light according to the text?

To keep monsters away

To create a spooky atmosphere

To provide a small amount of illumination

To increase electricity consumption

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does a night light turn on when the room gets dim enough?

By using a motion sensor

By detecting the amount of light with a light sensor

By making a loud noise

By using a timer

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of material is a semiconductor?

Insulator

Conductor

None of the above

Both conductor and insulator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when n-type and p-type materials are joined together in an LED?

They cancel each other out

They become insulators

They form a depletion region

They create light

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does an LED detect light?

By emitting light

By producing current when light shines on it

By changing color

By absorbing light

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of the capacitance meter connected to an LED?

To measure the temperature

To measure the sound level

To measure the light level

To measure the humidity

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens to the capacitance value when light is shone on the LED?

It fluctuates

It decreases

It remains the same

It increases

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