18029587
Description
Flashcards by Adam Parvin, updated more than 1 year ago
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Created by Adam Parvin
almost 5 years ago
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| Question | Answer |
| The scientific name for heat energy is ________ energy | Thermal/Internal |
| Heat travels through a solid by _______________ | Conduction |
| Heat travels through liquids through _________ | Convection |
| Heat travels through space through ______________ | Radiation |
| Fluids are _________ and ___________ | Liquids and Gases |
| Metals have a higher thermal conductivity than non-metals this means they conduct heat ___________ | Faster/Better |
| Metals have a higher thermal conductivity because they have ________ __________ | Delocalised (free) electrons |
| A coloured image showing heat leaving objects is called a ____________ | Thermogram |
| The amount of energy it takes to heat up 1kg of a substance by 1*c is called ___________ ___________ _____________ | Specific Heat Capacity |
| Two examples of home instillation are _________ __________ | Cavity Wall Insulation, draught excluders, double glazing, loft insulation, Triple glazing, carpet |
| Energy not being stored in useful ways is described as being _______ energy | Waster |
| The electromagnetic wave which carries thermal energy is called _________ ______________ | Inferred Radiation |
| Dark colours are good at ________ and _________ of Infra-Red | emitting and absorbing |
| Shiny colours are good __________ of Infra-Red | reflectors |
| A larger difference of temperature between an object and its surrounding will cause the object to cool ____________ | Faster |
| Carbon Doixide is released from burning fossil fuels. It is an example of a ____________ ________ | Greenhouse Gas |
| What energy resource comes from the sun | Solar |
| What are names of the three fossil fuels? | Coal, Oil, Natural Gas |
| There are 2 ways of getting energy from water. Name 2 of them. ________ and ____________ | Hydroelectricity, Tidal, Wave |
| Energy resources that will not run out are called __________ energy resources. | Renewable |
| Energy resources which are used faster than they are created are called _____________ energy resources | Non-Renewable |
| Fossil fuels will produce Carbon dioxide which is a ______________ ________ | Greenhouse gas |
| The energy source that uses hot rocks in the earth is called _______________ energy | Geothermal |
| Biofuels are _________ ____________ which means that extra carbon dioxide is released into the atmosphere. | Carbon Neutral |
| Define what an ore is | Rock that is economical to extract metal out of |
| What is the general equation for the reaction of a metal with oxygen | Metal + Oxygen -> Metal oxide |
| What type of reaction is characterised by the addition of oxygen or loss of electrons | Oxidation |
| What type of reaction is characterised by the removal of oxygen or the gain of electrons? | Reduction |
| What ions do metals form | Positive |
| Name the type of reaction where a more reactive metal reacts with a less reactive metal compound? | Displacement |
| What is the general equation for the reaction of a metal with water? | Metal + Water -> Metal Hydroxide + Hydrogen |
| What element is used to extract less reactive such as carbon? | Carbon |
| What gas is formed when carbon is used to extract metals? | Carbon Dioxide |
| Name 3 acids? | Hydrochloric, Sulphuric, Nitric |
| What metal is formed when a metal reacts with hydrochloric acid? | Metal Chloride |
| What salt is formed when a metal reacts with sulphuric acid? | Metal Sulphate |
| What salt is formed when a metal reacts with nitric acid? | Metal Nitrate |
| What gas is formed when a metal reacts with an acid? | Hydrogen |
| What is the general equation for the reaction between a metal and an acid? | Metal + Acid -> Metal Salt + Hydrogen |
| What were the three man gasses in the early atmosphere? | Carbon Dioxide, Nitrogen, Water Vapour |
| What is thought to have released into the atmosphere? | Volcanic Activity |
| What was formed when the earth cooled? | Oceans |
| Name three stores of Carbon? | Oceans, Plants,Rocks, Fossil Fuels |
| What process in plants caused carbon dioxide levels to decrease in Earths early atmosphere? | Photosynthesis |
| What process in plants caused the oxygen levels to rise? | Photosynthesis |
| Describe a reaction that caused Nitrogen levels to rise | Ammonia reaction with oxygen released by Bacteria |
| Name the three most prominent gases in the atmosphere? | Nitrogen, Oxygen, Argon |
| What % is Nitrogen and Oxygen in the atmosphere? | 78% and 20% |
| Name the three main types of Greenhouse gasses? | Carbon Dioxide, Methane & water vapour |
| What type of radiation is trapped by Greenhouse gasses? | Short Wave |
| Name two types of human activities that increase carbon dioxide levels? | Burning Forests, Deforestation |
| Name two types of human activities that increase methane levels | Rice Paddy Fields, Increased Cattle Farming |
| State an effect of climate change | Rising sea levels, Increased rainfall, Increased flooding, Habitat loss |
| Describe on way of reducing your carbon footprint | Reduce use of cars, reduce long haul flights, reduce electricity use, reduce energy consumption at home |
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