# Order of magnitude calculations

This lesson is focused on learning about micrometres as a new unit for measurement and how to complete unit conversions. It will also teach you how to express your answers in standard form.

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.A nucleus can be found in a ........... (tick three boxes)

Select three (3) boxes

1/5

Q2.Which part of the plant cell is made up of cellulose?

2/5

Q3.When comparing two different cells, you should....

3/5

Q4.Which of the following is present in both animal cells and plant cells?

4/5

Q5.Which of the following is found in bacterial cells but not in a plant cell ?

5/5

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.A nucleus can be found in a ........... (tick three boxes)

Select three (3) boxes

1/5

Q2.Which part of the plant cell is made up of cellulose?

2/5

Q3.When comparing two different cells, you should....

3/5

Q4.Which of the following is present in both animal cells and plant cells?

4/5

Q5.Which of the following is found in bacterial cells but not in a plant cell ?

5/5

# 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:

• Click "Close Video"
• Click "Next" to view the activity

Your video will re-appear on the next page, and will stay paused in the right place.

# 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:

# Order of Magnitude Calculations

Select the best answer for each of the multiple choice questions below

Q1.How many millimetres are there in a centimetre?

1/5

Q2.How many centimetres are there in a metre?

2/5

Q3.100mm is the same as.....

3/5

Q4.A mitochondria is 1μm in its width while a nucleus of a cell has a width of 0.006mm. Which of them has a wider width?

4/5

Q5.300μm is the same as...

5/5

Quiz:

# Order of Magnitude Calculations

Select the best answer for each of the multiple choice questions below

Q1.How many millimetres are there in a centimetre?

1/5

Q2.How many centimetres are there in a metre?

2/5

Q3.100mm is the same as.....

3/5

Q4.A mitochondria is 1μm in its width while a nucleus of a cell has a width of 0.006mm. Which of them has a wider width?

4/5

Q5.300μm is the same as...

5/5

# Lesson summary: Order of magnitude calculations

## Time to move!

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

For 5 mins...

Move around:
Jog

On the spot:
Chair yoga