What is Physics…?
Branches of Physics
Physical Quantity & Measurement
Physical Quantities & Measurement Techniques
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Units & basic quantities
Powers of Ten Shorthand
Significant Figures
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Significant Figure (Rounding)
Length
Questions
1) How many millimeters are there in these measurements?
2) What are these lengths in metres?
3) (a) Write the following as powers of ten with one figure before the decimal point:
(B) Write out the following in full:
4) (a) Write these fractions as powers of ten:
(B) Express the following decimals as powers of ten with one figure before the decimal point:
Unit 9 Forces in action
9.1 The idea of Density (Quick check)
State of matter
Density
Questions
Summary
Area
Volume
9.2 Measuring density
Questions
9.3 Density calculations
Density Equation:
Questions
9.4 The idea of pressure
Pressure Calculations
Calculating pressure
9.6 Pressure in gases & liquids
Diving deep
The pressure of the atmosphere
Question
Activity 9.6
Pressure & particles
Summary
9.7 The turning effect of a force
9.8 The principle of moments