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6. How is static electricity created?
- When to material are rubbed together and they exchange electrons
- When to material are rubbed together and they switch atomic masses
7. How are fuses rated in?
8. What is nuclear fission?
- When a large nucleus splits
- When two nucleuses join together
- when a nuclear fission brakes down
9. how many electrons on the inner shell of an atom?
10. What is energy measured in?
- Watts (w)
- Joules (J)
- Millimetres (mm)
- Grams (g)
11. What does having a higher U-value mean for a insulator?
- Its not a good insulator
- it lasts longer
- its a good insulator
- it has a shorter usage time
12. what is a nuclear fusion?
- When two small nuclei join together
- when a nucleus reaches 3000 degrees
- When a nuclei gains electricity
- when a nucleus gets energy and expands
13. What is the theory of energy conservation?
- The rules set by the government to save electricity.
- Energy can be created but not destroyed.
- Energy can't be created or destroyed.
- Energy can be destroyed but not created.
14. What is evaporation?
- When solid turns into a liquid
- When water turns into plasma
- When water is turned into a gas
- When gas turns into water
15. What are Waves?
- Waves transfer energy from a source without transporting matter
- Waves transfer matter from a source without transporting energy
- Waves are a certain type of electricity that emits abnormal amounts of radiation
- Waves are a measurement of sound
16. Which diagram is most commonly used to check the efficiency of a electronically device?
- A pie chart diagram
- A sanky diagram
- A line graph diagram
- A bar chart diagram
17. what colours are the wires in a tree pin plug?
- red, blue, yellow and brown
- gold, brown, yellow and red
- Blue, brown, green and yellow
- red, silver, brown and green
18. What happens to particles in a solid during conduction?
- The particles stop vibrating.
- The particles vibrate more.
- The particles move closer together.
- The particles begin to vibrate.