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Description
Flashcards by Assged Abdalla, updated more than 1 year ago
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Created by Assged Abdalla
almost 7 years ago
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| Question | Answer |
| 1.What are the 3 states of matter? |
1. Solid
2. Liquid
3. Gas
Image:
Forms Of Matter (image/jpeg)
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| 2.What is compressed? | To squash an object or make it smaller. |
| 3.What is incompressible? | Unable to be made smaller. |
| 4.What is an odour? | A scent released by a gas. |
| 5.What is the 4th state of matter? | The 4th state is plasma. |
| 6.What is biodegradable? | Biodegradable is when organic foods are broken down by bacteria. |
| 7.What is non-biodegradable? | Non- biodegradable are hand made materials that take hundreds of years to break down. |
| 8.Give an example of biodegradable materials. | Fruit, Vegetables, Wood, Twigs and Leaves. |
| 9.Give an example of non-biodegradable materials. | Plastic, Lollie wrappers and any other plastic materials. |
| 10.What are physical properties? | Properties that describe characteristics of a substance like it's appearance. |
| 11. What are chemical properties? | Substances that react with each other. |
| 12. Name four properties of solid? | 1. A fixed shaped 2. Incompressible 3. Fixed shape 4. Sinks |
| 13. List four properties of liquid? | 1. Fixed shape and volume 2. Takes the shape of its container 3. It's incompressible 4. It is able to flow freely |
| 14. Gases are often what? | 1. Odourless, colourless and invisible 2. No fixed volume and shape 3. Takes containers shape 4. Compressible |
| 15. Where in the world would you b able to find plasma? | High voltage sparks; like lightning bolts or a plasma sphere. - |
| 16. State weather these following are solids, liquids or gas? | 1. A sugar cube is solid 2. Ink is liquid 3. Air is gas |
| 17. Is shaving foam a solid or liquid? | It is liquid because it has some properties of solids and liquid. |
| 18. How do gases differ from solids and liquid? | Gases differ from solids and liquids in that they can be compressed. This property allows the gases to be squeezed into small volume such as barbecue gas cylinder. |
| 19. Why is plasma rarely found on earth? | Plasma is a gas-like state that only exists at temperatures above 6000°C making it common on stars and not here. |
| 20. Which term best describes a combined push of gas particles bouncing off the walls of their container? | It is called pressure. |
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