Sensors quiz

Knowledge verification

Sensors

ICT

​Instructions

Fill in the gaps and write the full sentence.

The _____ sensor detects the intensity of ambient light.

The ______ sensor detects motion or acceleration.

The _________ sensor measures atmospheric pressure.

The ___ sensor detects the presence and concentration of different gases.

The _____ sensor detects the presence of smoke in the air.

The _____ sensor measures rotation or movement speed.

The _____ sensor detects and converts sound into electrical signals.

The ________ sensor measures the amount of moisture in the environment.

The _________ sensor detects the presence or proximity of nearby objects.

The ___________ sensor measures ambient or object temperature.

Are you ready for the quiz?

Multiple Choice

The _____ sensor detects the intensity of ambient light.

• LED

• Proximity

• Ambient

• Light

Correct answer

The light sensor detects the intensity of the ambient light.

Multiple Choice

TRUE OR FALSE? The motion sensor allows to activate or deactivate the screen of a mobile phone during a call by bringing it close to the ear?

• True

• False

Correct answer

FALSE

The proximity sensor allows to activate or deactivate the screen of a mobile phone during a call by bringing it close to the ear

Multiple Choice

It helps control humidity in greenhouses for plant growth, used in HVAC systems to maintain appropriate air humidity levels.

• Smoke sensor

• Humidity sensor

• Ambient sensor

• Greenhouse sensor

Correct answer

The humidity sensor measures the amount of moisture (huimidity) in the environment.

Multiple Choice

TRUE OR FALSE? Is the smoke sensor used to detect the greenhouse gases level?

• TRUE

• FALSE

Correct answer

FALSE

The function of the smoke detector is to detect the presence of smoke in the air.

Multiple Choice

The smoke sensor and gas sensor has the same function?

• Yes

• No

Correct answer

NO

The smoke sensor is used in smoke detectors in homes and buildings to alert about fire or smoke presence, providing early fire warnings on the contrary the gas sensor is used in carbon monoxide detectors to protect people from toxic gases, in industrial environments to monitor and control exposure to hazardous gases.