KS3 Science Revision

1. Draw the electric symbol for a light bulb

2. Draw the electric symbol for a cell

3. How many routes does the current have in an electric circuit?

4. What is voltage?

5. What do we use to measure current?

6. How many poles does a bar magnet have?

7. What is the main difference between a regular magnet and an electro magnet?

8. How can you increase the strength of an electro magnet?