Creado por Gabi Germain
hace más de 9 años
|
||
What does the gradient of a distance-time graph represent?
What is velocity?
What does the gradient of a velocity-time graph represent?
How do you work out the distance travelled?
What is newtons third law?
What is the resultant force?
What does the resultant force acting on an object make it do?
What happens if the resultant force acting on an object is zero?
If the resultant force is not zero what will happen to the object?
If the resultant force acting on a moving object is zero what happens to the object?
If the resultant force acting on a moving object is not zero what will happen to ?
What is the acceleration of an object determined by?
When a vehicle travels at a steady speed the what balances the driving force?
The greater the speed of a vehicle the ______ the braking force needed to stop
What is the stopping distance?
What is thinking distance?
What are three things that effect a drivers reaction time?
What happens when the brakes of a vehicle are applied?
How is the braking distance of a vehicle effected?
The faster an object moves through a lfluid the________ the _________ that acts on it
Why will an object accelerating through a liquid initially accelerate?
What is terminal velocity?
What may cause an object to change its shape?
What will happen when a force is applied to an elastic object?
What is Hooke's law?
What is transferred when work is done?
What is the conservation of momentum?
What happens when certain insulating materials are rubbed together?
What are rubbed off from on material to another?
What happens when two electrically charged objects are brought together?
What is this graph for?
What are current-potential difference graphs used to show?
The current through a resistor is directly proportional to what?
The greater the resistance the _______ the current
What is the same across each component in series?
What is the same in each component of a parallel circuit?
What does this graph show?
What does this graph show?
When does an LED emit light?
When does the resistance of an LDR decrease?
When does the resistance of a thermistor decrease?
What is an alternating current?
What is direct current?
In the UK what is the frequency of mains electricity?
What are the three wires in a three pin plug and what colour are they?
What is an RCCB?
What does the fuse do in a plug when the current exceeds the rating?
Which appliances usually have an earth wire?
What happens when an electric charge flows through a resistor?
What is the basic structure of an atom?
What is the relative mass of an electron?
What is the relative mass of a proton or a neutron?
What is the relative charge of an electron?
Does an atom have an overall charge?
How do atoms become ions?
What is an isotope?
Why is a substance said to be radioactive?
What do alpha particles have in their nucleus?
What does this represent?