AQA Unit One Physics

How can you insulate your house?

Why is it useful that water has a high specific heat capacity?

What do objects do with Infrared radiation?

What is the relationship between the heat of an object and the infrared radiation it radiates?

What surfaces are good and bad emitters of infrared?

Draw the diagrams for solids, liquids and gases according to the kinetic theory

What is the energy difference in solids, liquids and gases?

How is heat energy transferred by particles?

Explain convection in air in terms of particles

Explain conduction in a non-metal in terms of particles

Explain the process of evaporation in terms of particles

Factors that affect the rate of evaporation and condensation

What affects the rate at which an object transfers energy (by heating)

What increases the rate of (heat) energy transfer

What does a U-value measure?

How do solar panels work?

What is the hot water used for?

What is the specific heat capacity of a substance?

Specific heat capacity equation

Describe a Sankey Diagram
(e.g. for a normal light bulb)

What can you do with energy?

What happens to transferred energy?

What happens to wasted energy?

What does the amount of energy transferred by a device depend on?

Energy transfer equation

What units is the cost for mains electricity given in?

What kind of power stations have the shortest start up time

What is useful about pumped storage

Advantages of overhead power lines

Disadvantages of overhead power lines

How do most power stations work?

What are the different kinds of energy sources used in this method of producing electricity?

How can water and wind be used to generate electricity

What other source can electricity be produced from?

Why and when can small-scale production of electricity be useful?

Advantages and disadvantages of solar cells

What are the affects of using different energy resources on the environment?

What is carbon capture?

What does the national grid do?

What happens to electricity in cables? How do we deal with this?

National grid diagram

What do waves do? (at the most basic level)

What types of waves are there?

What are longitudinal waves?

What are transverse waves?

What is the electromagnetic spectrum? What is the order of the waves?

What can you do to waves?

Diffraction

Refraction

Frequency

Wavelength

Amplitude

Wave diagram

What waves are used in communication? What are they used for?

Diffraction in radio waves

Reflection

Reflection diagram

Sound waves

Doppler effect

Red shift

How does red shift provide evidence for the big bang

CMBR

Useful links for P1