Life cycle of a star

In this lesson we will explore the lifecycle of stars similar to our own and those of significantly more mass. We will look at the birth and death processes for each.

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!

Q1.Choose the correct definition of VELOCITY, and state whether it is a vector or a scalar quantity.

1/8

Q2.An orbit is the [A] path taken by a moving body around another more massive body due to [B].

2/8

Q3.[A] = a non-luminous body in orbit around a star that has cleared its orbit and [B] = a cloud of gas and dust that is the origins of stars and planets.

3/8

Q4.True or false: The moon is a natural satellite of Earth

4/8

Q5.Which of the following is a dwarf planet?

5/8

Q6.Whihc of these is a star?

6/8

Q7.The speed of light, 299 792 km/s, to 2 significant figures in standard form is...

7/8

Q8.In the ancient solar system, an asteroid collision forced a moon to move further away from its planet but stay in orbit. As a result, its speed [A] and its orbital period [B}.

8/8

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!

Q1.Choose the correct definition of VELOCITY, and state whether it is a vector or a scalar quantity.

1/8

Q2.An orbit is the [A] path taken by a moving body around another more massive body due to [B].

2/8

Q3.[A] = a non-luminous body in orbit around a star that has cleared its orbit and [B] = a cloud of gas and dust that is the origins of stars and planets.

3/8

Q4.True or false: The moon is a natural satellite of Earth

4/8

Q5.Which of the following is a dwarf planet?

5/8

Q6.Whihc of these is a star?

6/8

Q7.The speed of light, 299 792 km/s, to 2 significant figures in standard form is...

7/8

Q8.In the ancient solar system, an asteroid collision forced a moon to move further away from its planet but stay in orbit. As a result, its speed [A] and its orbital period [B}.

8/8

Video

Click on the play button to start the video. If your teacher asks you to pause the video and look at the worksheet you should:

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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:

Life cycle of a star

This quiz will test your understanding of the topic in the lesson, and prior knowledge from earlier in this topic.

Q1.Which bodies from the list below ALWAYS orbit the Sun in an approximately circular orbit? (choose 2)

Select two (2) boxes

1/6

Q2.Fill in the missing words for the definition of EQUILIBRIUM in context of a star. Equilibrium is when the force of [A] making the star collapse [B] the force due to [C] from the fusion reaction.

2/6

Q3.Which force is responsible for making a gas cloud collapse to form a protostar?

3/6

Q4.What is the correct sequence of stages in the life cycle of a star with a similar mass to that of our Sun.

4/6

Q5.What is the correct sequence of stages in the life cycle of a star with a much greater mass compared to that of our Sun.

5/6

Q6.What is the order of the electromagnetic waves in order of wavelength, longest first.

6/6

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:

Life cycle of a star

This quiz will test your understanding of the topic in the lesson, and prior knowledge from earlier in this topic.

Q1.Which bodies from the list below ALWAYS orbit the Sun in an approximately circular orbit? (choose 2)

Select two (2) boxes

1/6

Q2.Fill in the missing words for the definition of EQUILIBRIUM in context of a star. Equilibrium is when the force of [A] making the star collapse [B] the force due to [C] from the fusion reaction.

2/6

Q3.Which force is responsible for making a gas cloud collapse to form a protostar?

3/6

Q4.What is the correct sequence of stages in the life cycle of a star with a similar mass to that of our Sun.

4/6

Q5.What is the correct sequence of stages in the life cycle of a star with a much greater mass compared to that of our Sun.

5/6

Q6.What is the order of the electromagnetic waves in order of wavelength, longest first.

6/6

Lesson summary: Life cycle of a star

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Time to move!

Did you know that exercise helps your concentration and ability to learn?

For 5 mins...

Move around:
Walk

On the spot:
Dance

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Space
is:
Element synthesis

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