What is this diagram showing?

(a)  

Magnetic field lines always go from where to where?

(a)  

Same magnetic poles brought close to each other will…

(a)  

Opposite magnetic poles brought close to each other will…

(a)  

The mnemonic to remember the 8 energy stores

(a)  

The mnemonic to remember the 4 energy pathways

(a)  

Four magnetic metals?

(a)  

What do permanent magnets always have?

(a)  

Three factors that will increase the strength of an electromagnet?

(a)  

One advantage of an electromagnet over a permanent magnet?

(a)  

What do all waves use oscillations to carry?

(a)  

What is an oscillation?

(a)  

Waves that oscillate in same direction as energy transfer

(a)  

Waves that oscillate at right angles to direction of energy transfer

(a)  

Example of a longitudinal wave?

(a)  

Examples of a transverse wave?

(a)  

The height of a wave above the rest point?

(a)  

The distance on a wave from the rest point down to the bottom of a trough?

(a)  

The peak or crest of a wave is where?

(a)  

Distance in a certain direction is known as?

(a)  

Units of amplitude?

(a)  

The variables we keep the same in an investigation to make it fair (so only the independent variable affects the dependent variable)

(a)  

A simple statement stating a relationship that can be tested in an investigation e.g. red cars are faster

(a)  

Variables that can have any number value. Plotted on line graphs

(a)  

If someone else uses the same experiment and gets similar results then the results are called…

(a)  

The length from one point on a wave to the next identical point

(a)  

The length of one wave, given the Greek symbol theta (?)

(a)  

The time take for one wave to pass in seconds?

(a)  

The number of waves that pass in one second?

(a)  

The units we use to measure frequency of waves?

(a)  

When waves bounce of a boundary we say they…

(a)  

When waves pass through a boundary we say they…

(a)  

When waves pass through a boundary and change direction?

(a)  

What causes waves to refract as they pass over a boundary?

(a)  

When waves do not reflect or transmit through a surface they must be…?

(a)  

What usually happens to a material when waves are absorbed?

(a)  

The name of the ray that hits a surface?

(a)  

The name of the line drawn at 90^o to the surface at the point of incidence?

(a)  

What does the arrow on a ray line show?

(a)  

Reflected sound waves are known as…

(a)  

What do we call the law that states the "Angle between incident ray and normal = Angle between reflected ray and normal"

(a)  

Which types of surface are the best absorbers of infra-red?

(a)  

Which types of surface are the best emitters of infra-red?

(a)  

Which types of surface are the best reflectors of infra-red?

(a)  

The mnemonic we use to remember the waves in the electromagnetic spectrum?

(a)  

The waves of the electromagnetic spectrum in order of longest'shortest wavelength

(a)  

The three ionising electromagnetic waves?

(a)  

The fastest family of waves in the Universe?

(a)  

What can sound waves not travel through?

(a)