Forces
Distance with a direction
Displacement
Typical walking speed
1-2m/s
Every action has an equal and opposite reaction is which law
3rd law
RMIVUXG
What is I?
Infra red
RMIVUXG
What is used for energy efficient lamps, sun tanning?
Ultra violet
The maximum displacement of a point on a wave away from its undisturbed position. A wave's height.
Amplitude
ISCN
What are the four magnetic metals?
Iron
Steel
Cobalt
Nickel
Speed with a direction
Velocity
Horizontal line on a speed time graph =
Constant speed
An object will stay at rest unless acted upon by a resultant force is which of Newton's laws?
1st
RMIVUXG
What is G?
Gamma
Which are used for satellite communications and cooking food?
Microwaves
The distance from a point on one wave to the equivalent point on the adjacent wave. Measured in metres.
Wavelength
Where a magnetic field is strongest.
The North and South poles
A straight line passing through the origin is qhat type of relationship?
Directly proportional
Horizontal line on a distance time graph =
Stopped
An object will continue to move at a constant velocity until it is acted upon by a resultant force is which of Newton's laws?
1st
RMIVUXG
What is M?
Microwaves
1000 millisieverts (mSv) = 1
Sievert
The number of waves passing a point each second.
Frequency
This small magnet points in the direction of the Earth’s magnetic field
Compass
The speed of sound in air
How do we show an object is decelerating?
- sign
Force = Mass x Acceleration is which of Newton's laws?
2nd
RMIVUXG
What is used for burglar alarms and remote controls?
Infra red
X-rays and gamma rays are ionising radiation that can cause the mutation of genes and ___________
Cancer
1 / Frequency =
Period
What S is a coil of wire?
Solenoid
Three non-contact forces
Gravitational
Electro-static
Magnetic
What is the size of the acceleration due to gravity on Earth?
9.8m/s2
9.8N/Kg
When I push on the wall it pushes back on me with the same size force. Which of Newton's laws?
3rd
RMIVUXG
Which originates from the nucleus of atoms?
Gamma
Ultraviolet waves can cause skin to age prematurely and increase the risk of cancer of the ________
Skin
What E is the reflection of sound waves that could be used to find their speed?
Echo
Fleming's rule uses which hand?
Left