What is a variable?

In this lesson we will learn about the three types of variables in scientific investigations.

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.

Quiz:

What is a variable? Quiz

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Q1.Which variable do we observe or measure?

1/3

Q2.Which variable is the one you would change in an investigation?

2/3

Q3.Which variables do we need to keep the same, in order to make a scientific investigation a fair test? (The clue here is there are more than one of these variables!)

3/3

Quiz:

What is a variable? Quiz

Don’t worry if you get a question wrong! Forgetting is an important step in learning. We will recap next lesson.

Question 1

Question 2

Question 3

Q1.Which variable do we observe or measure?

1/3

Q2.Which variable is the one you would change in an investigation?

2/3

Q3.Which variables do we need to keep the same, in order to make a scientific investigation a fair test? (The clue here is there are more than one of these variables!)

3/3

Lesson summary: What is a variable?

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