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9RFO > Combined Physics - P1 Energy > Flashcards

Combined Physics - P1 Energy Flashcards

1
Q

What are the four ways in which energy can be transferred?

A

Mechanically
Electrically
Heating
Radiation

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2
Q

Name the energy store beginning with ‘T’

A

Thermal

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3
Q

Name the energy stored in a stretched or compressed spring.

A

Elastic potential energy

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4
Q

What is another name for ‘wasted’ energy?

A

Dissipated energy

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5
Q

What are lubricants used for?

A

Reduce friction between moving objects.

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6
Q

List some examples of house insulation.

A

Cavity wall insulation

Loft insulation

Double-glazed windows

Draught excluders

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7
Q

Why are homes insulated?

A

To reduce heat loss

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8
Q

List seven renewable resources

A 
Bio-fuel
Wind
Hydro-electricity
Geothermal
Tidal
Solar
Water waves
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9
Q

Name four non-renewable resources

A

Coal
Oil
Gas
Nuclear

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10
Q

What do you call energy resources thatdo notrun out?

A

Renewable

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11
Q

Name the two gases that can be released by burning fossil fuels and the environmental problems they cause.

A

Carbon dioxide – global warming

Sulfur dioxide – acid rain

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12
Q

List the three types of fossil fuel

A

Coal
Oil
Gas

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13
Q

Namethreeenergy resources that arenotreliable.

A

Wind
Wave
Solar

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14
Q

Give threedisadvantages of nuclear power.

A

Lots of nuclear waste is produced
Risk of major catastrophe
High cost of building power plant

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15
Q

Listthree energy resourcesthat are reliable.

A

Any three from:

Biofuels
Fossil Fuels (coal, oil, gas)
Nuclear
Geothermal
Tidal
Hydroelectric (except in droughts)
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16
Q

In physics, what is a ‘system’?

A

A group of objects

17
Q

Name the energy store beginning with ‘K’

A

Kinetic

18
Q

Name the energy store beginning with ‘G’

A

GravitationalPotential

19
Q

Name the 2 energy stores beginning with ‘E’

A

Elastic Potential

Electrostatic

20
Q

Name the energy store beginning with ‘C’

A

Chemical

21
Q

Name the energy store beginning with ‘M’

A

Magnetic

22
Q

Name the energy store beginning with ‘N’

A

Nuclear

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