1983032
Descrição
Quiz por Bella Statham, atualizado more than 1 year ago
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Criado por Bella Statham
quase 10 anos atrás
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Questão 1
Questão
Nuclear power stations don't burn fossil fuels, so don't contribute to global warming.
Responda
- True
- False
Questão 2
Questão
Ben buys an oven.
The inside and outside surfaces of the oven are light coloured and shiny.
Explain why.
Responda
-
light, shiny surfaces are good insulators
-
light, shiny surfaces are good reflectors
-
light, shiny surfaces increase ultraviolet radiation
Questão 3
Questão
Why, on average, do wind turbines operate at maximum power output for only 30% of the time?
Responda
-
Because wind power is unreliable as the amount of wind at any given time is unpredictable, so they will not always be running at maximum efficiency.
-
Many of them are made poorly.
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If they operated at 100%, they would break.
Questão 4
Questão
Solids are difficult to compress because their particles are packed together tightly.
This is due to...
Responda
-
strong forces of attraction
-
ionic bonds
-
large nucleuses
Questão 5
Questão
Gases will spread to fill their container because...
Responda
-
because of weak forces of attraction and particles being spread far apart
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the particles have lots of energy
-
the particles don't have many electrons so are able to move freely
Questão 6
Questão
Hannah puts uncooked biscuits into an oven.
What type of electromagnetic radiation makes biscuits turn brown?
Responda
-
ultraviolet
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infra red
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ultrasound
Questão 7
Questão
What does a frequency of 440 Hz mean?
Responda
-
The sound wave compresses 440 times in a second
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The sound wave compresses 440 times in an hour
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The sound wave compresses 440 times in a minute
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The sound wave moves at 440 miles per hour
Questão 8
Questão
It is incredibly likely that a nuclear power station could have a nuclear disaster.
Responda
- True
- False
Questão 9
Questão
Which of the following is NOT a disadvantage of replacing an old fridge with a new fridge?
Responda
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Cost
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More energy efficient
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Disposing of the old fridge is time consuming
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Fridge goes to a landfill
Questão 10
Questão
A copper block is placed into an emmersion heater. Energy is transferred through the copper block.
What is the name of the process by which this energy is transferred?
Responda
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Conduction
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Convection
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Radiation
Questão 11
Questão
A student has a table of continuous data.
Suggest what type of graph the student should use.
Responda
-
Line graph
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Bar chart
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Box plot
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Histogram
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