Adorkable_dreamer
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Unit 1 quiz (in progress) that tests all the different topics.

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Adorkable_dreamer
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Physics GCSE AQA Unit 1 quiz

Question 1 of 26

1

Which state does conduction occur in?

Select one of the following:

  • Solids

  • Liquids

  • Gases

Explanation

Question 2 of 26

1

Do black, matt objects absorb better than light, shiny objects?

Select one of the following:

  • True
  • False

Explanation

Question 3 of 26

1

Condensation is faster if...?

Select one or more of the following:

  • Temperature of the gas is higher.

  • Gas has a higher density.

Explanation

Question 4 of 26

1

Non-metals conduct better than metals?

Select one of the following:

  • True
  • False

Explanation

Question 5 of 26

2

In evaporation what happens to the overall energy and speed of the particles?

Select one or more of the following:

  • Overall energy and speed of particles decreases as particles evaporate

  • Overall energy and speed of particles stays the same as particles evaporate

  • Overall energy and speed of particles increases as particles evaporate

Explanation

Question 6 of 26

1

Evaporation is the change of state from a liquid to gas?

Select one of the following:

  • True
  • False

Explanation

Question 7 of 26

1

In a vacuum flask, which two features are used to prevent conduction?

Select one or more of the following:

  • Cao made of plastic and filled with cork.

  • Silver lining.

  • Insulation foam supporting the bottle.

Explanation

Question 8 of 26

1

In a cold climate, do animals have large ears or small ears to prevent heat loss?

Select one of the following:

  • Large ears

  • Small ears

Explanation

Question 9 of 26

1

If the intial cost of loft insulation is £100 and the annual saving is £20, how many years will the payback time take?

Select one or more of the following:

  • 4 years

  • 200 years

  • 5 years

Explanation

Question 10 of 26

1

U-Values show how slow heat transfers through a material

Select one of the following:

  • True
  • False

Explanation

Question 11 of 26

1

Which two methods of insulation reduce heat transfer by conduction and convection

Select one of the following:

  • Thick curtains

  • Cavity wall insulation

  • Hot water tank jacket

Explanation

Question 12 of 26

1

The principal of conservation of energy means that energy cannot be created or destroyed.

Select one of the following:

  • True
  • False

Explanation

Question 13 of 26

1

What is the efficiency of an energy-saving lightbulb that converts 60J of energy into 40J of light energy

Select one or more of the following:

  • 1.5

  • 3

  • 20

Explanation

Question 14 of 26

1

Carbon dioxide can be 'captured' before it is released from burning fossil fuels and pumped into oil and gas fields beneath the sea.

Select one of the following:

  • True
  • False

Explanation

Question 15 of 26

1

What do transformers do when transferring electricity from the National Grid to consumers?

Select one or more of the following:

  • Maintain the voltage of electricity.

  • Increase the voltage so that current is decreased whilst transferring electricity through pylons and then decrease to lower voltages for consumers.

Explanation

Question 16 of 26

1

What two ways provide energy during peak demands of electricity?

Select one of the following:

  • Carbon capture fields.

  • pumped storage systems such as that of a hyrdroelectric power

  • Biofuel from vegetable oils.

Explanation

Question 17 of 26

1

Underground cables have a higher set-up cost than overhead cables but are less reliable and harder to access.

Select one of the following:

  • True
  • False

Explanation

Question 18 of 26

1

What is the order of the Electromagnetic spectrum?

Select one of the following:

  • Radio, Microwaves Infra-red, Visible light, Ultraviolet, X-rays, Gamma rays.

  • Microwaves, Visible light, Ultraviolet, X-rays, Radio, Gamma rays.

Explanation

Question 19 of 26

1

All waves travel at the same speed through a vacuum

Select one of the following:

  • True
  • False

Explanation

Question 20 of 26

1

Transverse waves are?

Select one of the following:

  • Perpendicular to the direction of energy transfer

  • parallel to the direction of energy transfer

Explanation

Question 21 of 26

1

Longitudinal waves show areas of compression and rarefraction?

Select one of the following:

  • True
  • False

Explanation

Question 22 of 26

1

What is the formula for wave speed?

Select one of the following:

  • Wave speed = frequency x wavelength

  • Wave speed = frequency divided by wavelength

Explanation

Question 23 of 26

1

The angle of incidence is equal to the angle of reflection?

Select one of the following:

  • True
  • False

Explanation

Question 24 of 26

1

When waves diffract,, how big will the diffraction be if the gap is slightly wider than the wavelength?

Select one or more of the following:

  • Diffracts only at edges.

  • Little diffraction

  • Maximum diffraction

Explanation

Question 25 of 26

1

Waves only defract if they meet a new medium at an angle

Select one of the following:

  • True
  • False

Explanation

Question 26 of 26

1

If a wave is travelling along the normal, the speed changes and the wave is defracted.

Select one of the following:

  • True
  • False

Explanation

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