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Duplicate of What do year 8 know about physics
Duplicate of What do year 8 know about physics
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AQA Physics - How much do they know
Flashcards
30 cards
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Practice quiz
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Host live
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Questions
30
Answers
1
What is is called when something goes from solid to liquid?
Condensation
Boiling
Metling
Freezing
2
What is your favourite Science?
Physics
Biology
Chemistry
None of them
3
What is 0.4 as a percentage?
14
4
40
400
4
What is geothermal energy?
Using the weather to make heat
Using oil and coal to make heat
Using heat from underground
Using heat from space
5
Which is better for experimentation?
Double blind
Triple Blind
Partially sighted
Blind
6
What type of energy does a moving train have?
Kinetic
Gravitaional
Chemical
Elastic potential
7
Which of these can transmit heat through a fluid?
Conmduction
Convection
Radiation
None of these
8
What is a 'Machine'?
Something that transfers one type of energy to another
Something that makes life harder
Something that uses up energy
A robot
9
If 100J of energy goes into a machine and 60J is useful, what is the efficiency of the machine?
100
60
0.4
0.6
10
Which of has the government announced that they are going to build more of?
Hamster powered power stations?
Gas fired power stations
Nuclear power stations
Coal fired power stations
11
What is the scientific name for the terms Solids, Liquids and Gases
Kinetic theory
States of Matter
Stuff
Types of things
12
You cannot create energy? True or False
Almost false
Nearly true
True
False
13
What is Power?
how quickly energy is transfered
how efficiently energy is transfered
How much energy is transfered
How many volt are used
14
Why do they make the voltage very high on the national grid?
To reduce the resistance
To Increase the current
To scare off birds
To make the electiricity move faster
15
What is it called when liquid particles escape from a liquid?
Cooling
The Great escape
Evaporation
Condensation
16
What is it called when you go from liquid to solid?
Condensation
meliting
boiling
Freezing
17
What does reproducible mean?
People can get the same results
People don't know the answers
People are biased
People can do the same experiment
18
What is it called when you keep the variable the same?
Control variable
Dependent variable
Continuous variable
Independent variable
19
What does repeatable mean?
People don't know the results
People can get the same results
People aren't biased
Someone can do the same experiment
20
Which of these are green energy sources?
Gas, oil and wave
Wave, HEP and wind
Wind, wave and coal
Coal, oil and nuclear
21
What does emit mean?
Stay the same
Give off
Take in
Close down
22
What type of energy has a skier at the top of a hill?
Chemical
Gavitaional potential
Electrical
Nuclear
23
What does kinetic theory say?
Particles stay still and bond
Particles don't exist
Particles vibrate due to the heat
Particles stay still
24
What is Mr Dow's Favourite Science
Chemistry
Biology
Physics
Ecology
25
What type of surface absorbs the most radiation? (heat)
Light and shiny
Dark and matt
Light and matt
Dark and shiny
26
Energy cannot be created nor destroyed. What is the Scientific name for this theory?
The law of conservation of energy
Rules on energy
Energy Laws
Energy Rules
27
Which of these can transmit radiation through space?
Conduction
Convection
Raditation
None of them
28
What is the network of electricity wires called that take electricity around?
The British Grid
The Grid
The Power Grid
The National Grid
29
Which of these can transmit heat energy through a solid?
Radiation
Conduction
Convection
None of them
30
What type of surface is the best emitter?
Light and shiny
Dark and shiny
Dark and Matt
Light and matt
