Who is Alexander Graham Bell?

In this lesson, we will learn about why Alexander Graham Bell was inspired to invent the telephone. We will recap what sound is and learn how a telephone works. We will also look at the controversy over the telephone patent!

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What was Katherine Johnson's favourite subject?

1/5

Q2.What was Katherine Johnson's first job?

2/5

Q3.How many times did John Glenn orbit the Earth?

3/5

Q4.What went wrong on Apollo 13?

4/5

Q5.What does trajectory mean?

5/5

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Intro quiz - Recap from previous lesson

Before we start this lesson, let’s see what you can remember from this topic. Here’s a quick quiz!

Question 1

Question 2

Question 3

Question 4

Question 5

Q1.What was Katherine Johnson's favourite subject?

1/5

Q2.What was Katherine Johnson's first job?

2/5

Q3.How many times did John Glenn orbit the Earth?

3/5

Q4.What went wrong on Apollo 13?

4/5

Q5.What does trajectory mean?

5/5

Video

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Worksheet

These slides will take you through some tasks for the lesson. If you need to re-play the video, click the ‘Resume Video’ icon. If you are asked to add answers to the slides, first download or print out the worksheet. Once you have finished all the tasks, click ‘Next’ below.

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Who is Alexander Graham Bell?

Don't worry if you get a question wrong! Forgetting is an important step in learning.

Question 1

Question 2

Question 3

Question 4

Q1.When something makes a sound what happens to the particles in the air?

1/4

Q2.Which of these came first?

2/4

Q3.A telephone works by converting sound to ______________ and then back to sound.

3/4

Q4.What is a patent?

4/4

This quiz includes images that don't have any alt text - please contact your teacher who should be able to help you with an audio description.

Quiz:

Who is Alexander Graham Bell?

Don't worry if you get a question wrong! Forgetting is an important step in learning.

Question 1

Question 2

Question 3

Question 4

Q1.When something makes a sound what happens to the particles in the air?

1/4

Q2.Which of these came first?

2/4

Q3.A telephone works by converting sound to ______________ and then back to sound.

3/4

Q4.What is a patent?

4/4

Lesson summary: Who is Alexander Graham Bell?

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