Search Header Logo
Understanding Smartphone Touch Technology

Understanding Smartphone Touch Technology

Assessment

Interactive Video

Physics

9th - 10th Grade

Practice Problem

Hard

Created by

Nancy Jackson

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main topic introduced at the beginning of the video?

The history of smartphones

How smartphones send messages and emojis

The design of smartphone apps

The future of smartphone technology

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What technology do most smartphones use to detect touch?

Optical touch sensing

Mutual capacitance sensing

Resistive touch sensing

Infrared touch sensing

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What material is used in the electrodes beneath the smartphone screen?

Copper

Graphene

Indium tin oxide

Aluminum

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why can't you use wool gloves to interact with a smartphone screen?

They are too slippery

They are too thick

They are not conductive enough

They are too small

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What happens when your finger touches the smartphone screen?

The charge distribution is disrupted

The screen changes color

The phone vibrates

The screen heats up

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the role of transistors in the phone's chip?

To display images

To produce sound

To store data

To manipulate electrical signals

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is binary code represented in the phone's circuitry?

As high and low voltage pulses

As sound waves

As temperature changes

As colors

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?