Description
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Beginner
Physics in everyday life
Explore motion, forces, energy, waves, and electricity through 50 lessons. Work through examples, practise calculations, and experiment in the launch lab.
20 lessons · 193 min
Lessons
- 1
Measurements and SI units
Choose the right units and convert lengths and times before calculating.
8 min
- 2
Speed and distance
Calculate average speed and use a constant speed to predict distance.
9 min
- 3
Changes in velocity
Calculate acceleration and predict velocity during a steady change.
10 min
- 4
Forces and motion
Combine forces along a line and connect net force to acceleration.
10 min
- 5
Mass, weight, and gravity
Distinguish mass from weight and calculate the force of gravity.
8 min
- 6
Work and kinetic energy
Calculate energy transferred by a force and energy stored in motion.
11 min
- 7
Heat and temperature
Distinguish temperature from heat transfer and calculate heating energy.
11 min
- 8
Waves and sound
Connect wavelength, frequency, wave speed, and the time for one cycle.
10 min
- 9
Simple electric circuits
Use voltage, current, and resistance to calculate values in a simple circuit.
10 min
- 10
Power and energy use
Calculate the rate of energy transfer and connect electric power to voltage and current.
9 min
- 11
Repeating and recording measurements
Use repeated readings to find a mean and describe their spread.
9 min
- 12
Distance and displacement
Distinguish the length of a route from the change in position.
9 min
- 13
Forces come in pairs
Identify interaction pairs and explain why equal forces can cause different accelerations.
10 min
- 14
Energy stores and transfers
Track where energy is stored and keep a complete energy account.
10 min
- 15
Melting, freezing, and boiling
Explain energy transfer during changes of state and calculate melting energy.
10 min
- 16
How energy moves by heating
Distinguish conduction, convection, and radiation, and compare energy transfer rates.
10 min
- 17
Echoes and sound travel time
Use the return time of an echo to measure distance.
9 min
- 18
Light rays and shadows
Use straight-line ray paths to predict shadow size in a simple model.
10 min
- 19
Electric charge and current
Calculate charge passing a point and explain what a current reading means.
10 min
- 20
Voltage and energy per charge
Connect potential difference to energy transferred by electric charge.
10 min