1.1 Physical Quantities and
Measurement Techniques
1.2 Motion
PHYSICS - SECTION 1 Motion, Forces & 1.3 Mass and Weight
Energy 1.4 Density
1.5 Forces
1.6 Momentum
1.7 Energy, Work and Power
How is length measured?
1.1 How is length measured?
Using a ruler.
What is the unit of length?
1.1 What is the unit of length?
Metres, m.
How can you find the volume of a
regular solid?
1.1 How can you find the volume of a By calculation.
regular solid? ● Use a ruler to measure dimensions
● Use an appropriate equation to calculate
volume
How can you find the volume of an
irregular solid?
By submersion.
1.1 How can you find the volume of an ● Fill a measuring cylinder with water and
irregular solid? read initial volume
● Submerge the object (hold down if
necessary) and measure final volume
● The change in volume = volume of object
, How can time be measured?
1.1 How can time be measured?
Using clocks or stopwatches.
How can the accuracy of measurements
1.1 How can the accuracy of be increased?
measurements be increased? By taking multiple measurements and
calculating an average.
How can very small distances be
1.1 How can very small distances be
measured?
measured?
Using a micrometer screw gauge.
What is a scalar quantity?
1.1 What is a scalar quantity?
A quantity with magnitude only.
What is a vector quantity?
1.1 What is a vector quantity?
A quantity with magnitude and direction.
, What is a resultant vector?
A single vector demonstrating the combined
1.1 What is a resultant vector?
effect of all separate
vectors.
How can vectors at right angles to one
another can be combined into one
1.1 How can vectors at right angles to
resultant vector?
one another can be combined into one
Graphically (by drawing each to scale) or by
resultant vector?
calculation (using pythagoras and
trigonometry).
1.1 Physical Quantities and
Measurement Techniques
1.2 Motion
PHYSICS - SECTION 1 Motion, Forces & 1.3 Mass and Weight
Energy 1.4 Density
1.5 Forces
1.6 Momentum
1.7 Energy, Work and Power
What are the 3 main components of
motion?
1.2 What are the 3 main components of
1. Speed
motion?
2. Direction
3. Acceleration (change in speed)
Give the equation for
average speed
1.2 Give the equation for average speed.
average speed (m/s) =
distance (m) ÷ time (s)
Measurement Techniques
1.2 Motion
PHYSICS - SECTION 1 Motion, Forces & 1.3 Mass and Weight
Energy 1.4 Density
1.5 Forces
1.6 Momentum
1.7 Energy, Work and Power
How is length measured?
1.1 How is length measured?
Using a ruler.
What is the unit of length?
1.1 What is the unit of length?
Metres, m.
How can you find the volume of a
regular solid?
1.1 How can you find the volume of a By calculation.
regular solid? ● Use a ruler to measure dimensions
● Use an appropriate equation to calculate
volume
How can you find the volume of an
irregular solid?
By submersion.
1.1 How can you find the volume of an ● Fill a measuring cylinder with water and
irregular solid? read initial volume
● Submerge the object (hold down if
necessary) and measure final volume
● The change in volume = volume of object
, How can time be measured?
1.1 How can time be measured?
Using clocks or stopwatches.
How can the accuracy of measurements
1.1 How can the accuracy of be increased?
measurements be increased? By taking multiple measurements and
calculating an average.
How can very small distances be
1.1 How can very small distances be
measured?
measured?
Using a micrometer screw gauge.
What is a scalar quantity?
1.1 What is a scalar quantity?
A quantity with magnitude only.
What is a vector quantity?
1.1 What is a vector quantity?
A quantity with magnitude and direction.
, What is a resultant vector?
A single vector demonstrating the combined
1.1 What is a resultant vector?
effect of all separate
vectors.
How can vectors at right angles to one
another can be combined into one
1.1 How can vectors at right angles to
resultant vector?
one another can be combined into one
Graphically (by drawing each to scale) or by
resultant vector?
calculation (using pythagoras and
trigonometry).
1.1 Physical Quantities and
Measurement Techniques
1.2 Motion
PHYSICS - SECTION 1 Motion, Forces & 1.3 Mass and Weight
Energy 1.4 Density
1.5 Forces
1.6 Momentum
1.7 Energy, Work and Power
What are the 3 main components of
motion?
1.2 What are the 3 main components of
1. Speed
motion?
2. Direction
3. Acceleration (change in speed)
Give the equation for
average speed
1.2 Give the equation for average speed.
average speed (m/s) =
distance (m) ÷ time (s)
