Beginners - G - E
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| condensation | when a gas turns into a liquid and looses some energy
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| evaporation | when a liquid turns into a gas and then takes heat energy away from the liquid
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| conduction | heat moves through a solid by passing on vibrations, like when a metal gets hot
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| convection current | this happens in air or in liquid, the hot particles move up and the cold particles sink down
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| infrared radiation | this happens when hot things give off heat in waves, you don't have to touch it to feel warm
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| conductor | lets heat pass through it easily
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| insulator | does not let heat in or out easily
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| more dense | lots of particles in a space
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| less dense | few particles in a space
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| emit | to give out
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| black surfaces | good at taking heat in and giving it out
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| white and shiny surfaces | bad at taking heat in and giving it out
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| absorb | to take in heat
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| solid | particles are packed very close together and vibrate
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| liquid | particles are touching but can move about and flow over each other easily
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| gas | particles are very spread out and move around very quickly
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| kinetic energy | movement energy
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| thermometer | the piece of equipment that we measure temperature with
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| contract | to take up less space
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| expand | to take up more space
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| thermal | another word for heat
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| fluid | liquid or a gas
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| cavity wall insulation | is put in between the gaps in walls of houses to keep the house warm in winter and cool in summer
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| U-value | is how quickly parts of a building loose heat
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| Solar panels | absorb heat (infrared radiation) from the Sun to warm up water
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| mass | is measured in kilograms (kg)
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| energy | is measured in Joules (J)
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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