Sirius Revision

4:43

Structure 3.2.5 Naming Guidelines 1 [IB Chemistry SL/HL]

7:27

Paper 1B - Significant figures [IB Physics SL/HL]

16:14

Paper 1B - Calculating uncertainties [IB Physics SL/HL]

6:17

Paper 1B - Random and systematic error [IB Physics SL/HL]

9:52

Paper 1B - Linearisation [IB Physics SL/HL]

7:24

Paper 1B - Absolute, fractional, percentage uncertainty [IB Physics SL/HL]

1:29

Good luck with your May 2025 exams!

10:22

E1.5 HL Bohr model for hydrogen [IB Physics HL]

8:54

E1.3 Emission and absorption spectra [IB Physics SL/HL]

9:51

E3.1 Alpha, beta, gamma decay [IB Physics SL/HL]

4:21

E2.3 HL Evidence of wave or particle behaviour [IB Physics HL]

5:44

E3.5 HL Nuclear stability and strong nuclear force [IB Physics HL]

9:10

E5.5 Stellar radius [IB Physics SL/HL]

15:03

E5.3 Evolution of stars [IB Physics SL/HL]

7:45

E2.4 HL Wave particle duality [IB Physics HL]

11:51

E2.2 HL Photoelectric effect 2 [IB Physics HL]

8:04

E4.2 Nuclear power plants [IB Physics SL/HL]

11:00

E3.2 Exponential decay [IB Physics SL/HL]

7:20

E2.5 HL Compton scattering [IB Physics HL]

9:37

E5.4 Distance to stars [IB Physics SL/HL]

13:39

E4.1 Nuclear fission reactions [IB Physics SL/HL]

5:14

E1.2 Geiger Marsden Rutherford experiment [IB Physics SL/HL]

11:52

E3.6 HL Decay constant and more detailed equations [IB Physics HL]

7:26

E5.2 HR diagrams [IB Physics SL/HL]

10:16

E1.1 Nuclear physics and energy levels [IB Physics SL/HL]

11:32

E1.4 HL Nuclear radius and closest approach [IB Physics HL]

2:39

E5.1 Fusion and stability of stars [IB Physics SL/HL]

9:02

E3.3 Binding energy E=mc^2 [IB Physics SL/HL]

4:44

E2.1 HL Photoelectric effect 1 [IB Physics HL]

5:48

E3.4 Binding energy per nucleon [IB Physics SL/HL]

8:46

D3.3 Force between parallel wires [IB Physics SL/HL]

13:49

D2.5 Magnetic fields, hand rules for wire and solenoid [IB Physics SL/HL]

6:26

D3.2 Equations for moving charges in magnetic fields [IB Physics SL/HL]

12:11

D4.3 HL Induction examples [IB Physics HL]

10:50

D4.2 HL Lenz's law [IB Physics HL]

8:24

D4.1 HL Flux and Faraday's law [IB Physics HL]

10:28

D3.1 Hand rule for moving charge in magnetic field [IB Physics SL/HL]

10:08

D3.4 Charge to mass ratio [IB Physics SL/HL]

4:50

D2.8 HL Hollow conducting sphere [IB Physics HL]

8:44

D2.3 Charging by friction, contact, induction [IB Physics SL/HL]

5:55

D2.1 Charge and electric force [IB Physics SL/HL]

4:36

D2.7 HL Electric field examples [IB Physics HL]

8:28

D2.6 HL Important electric field equations [IB Physics HL]

8:13

D2.4 Millikan's experiment [IB Physics SL/HL]

10:01

D2.2 Electric field strength [IB Physics SL/HL]

4:19

D1.5 HL Gravitational field example [IB Physics HL]

12:17

D1.3 Kepler's 3 laws of orbital motion [IB Physics SL/HL]

15:18

D1.6 HL Orbital mechanics [IB Physics HL]

9:05

D1.4 HL Important gravitational field equations [IB Physics HL]

8:47

D1.7 HL Orbital mechanics examples [IB Physics HL]

8:02

D1.1 Gravitational fields and force [IB Physics SL/HL]

10:14

D1.2 Gravitational field strength [IB Physics SL/HL]

13:40

A2.3 Friction [IB Physics SL/HL]

7:20

C5.2 Doppler effect in astrophysics [IB Physics SL/HL]

9:29

C5.1 Doppler effect introduction [IB Physics SL/HL]

8:30

C5.3 HL Doppler effect equations [IB Physics HL]

7:51

C4.3 Resonance and damping [IB Physics SL/HL]

14:05

C4.1 Standing waves [IB Physics SL/HL]

3:59

C4.2 Phase difference in standing waves [IB Physics SL/HL]

6:01

C3.4 Young's double slit diffraction [IB Physics SL/HL]

9:40

C3.6 HL Multiple slit interference [IB Physics HL]

14:55

C3.3 Interference and superposition [IB Physics SL/HL]

12:01

C3.5 HL Single slit diffraction [IB Physics HL]

10:43

C3.1 Reflection and refraction [IB Physics SL/HL]

5:03

C3.2 Diffraction [IB Physics SL/HL]

7:56

C2.1 Properties of waves [IB Physics SL/HL]

9:47

C2.3 Phase angle with travelling waves [IB Physics SL/HL]

7:59

C2.2 Sound and electromagnetic waves [IB Physics SL/HL]

10:24

C1.1 Simple harmonic motion basics [IB Physics SL/HL]

8:28

C1.6 HL SHM Energy equations [IB Physics HL]

13:59

C1.2 Simple harmonic motion and angular frequency [IB Physics SL/HL]

13:48

C1.4 HL SHM phase angle and more detailed equations [IB Physics HL]

5:42

C1.3 Simple harmonic motion example [IB Physics SL/HL]

8:33

C1.5 HL Example with more advanced SHM [IB Physics HL]

13:31

B5.3 Circuit analogy 2 resistors, series and parallel [IB Physics SL/HL]

10:19

B5.6 Internal resistance [IB Physics SL/HL]

11:50

B5.5 Ohm's law, resistivity and power [IB Physics SL/HL]

10:44

B5.7 Thermistors, LDR, potentiometers [IB Physics SL/HL]

7:54

B5.4 Circuit example [IB Physics SL/HL]

8:21

B5.2 Circuit analogy 1 key concepts [IB Physics SL/HL]

6:39

B5.1 Key definitions for circuits [IB Physics SL/HL]

11:17

B4.3 HL Thermodynamic processes [IB Physics HL]

7:46

B4.7 HL Entropy examples [IB Physics HL]

9:21

B4.5 HL Heat engines and Carnot cycle [IB Physics HL]

8:28

B4.2 HL Change in internal energy plus example with first law [IB Physics HL]

9:38

B4.6 HL Entropy and the 2nd law of thermodynamics [IB Physics HL]

3:59

B4.1 HL Thermodynamics 1st law plus basics [IB Physics HL]

12:08

B4.4 HL Example with thermodynamic processes [IB Physics HL]

5:13

B3.4 Example with ideal gas [IB Physics SL/HL]

7:35

B3.3 Ideal gas law equations [IB Physics SL/HL]

5:56

B3.1 Moles and Avogadro [IB Physics SL/HL]

4:51

B3.5 Internal energy [IB Physics SL/HL]

8:02

B3.2 Pressure and ideal gas [IB Physics SL/HL]

3:01

B2.2 Albedo [IB Physics SL/HL]

5:57

B2.3 Greenhouse gases and greenhouse effect [IB Physics SL/HL]

5:25

B2.1 Emissivity and the solar constant [IB Physics SL/HL]

7:36

B1.1 Thermal energy core concepts [IB Physics SL/HL]

8:49

B1.2 Specific heat capacity [IB Physics SL/HL]

13:44

B1.5 Apparent brightness and luminosity [IB Physics SL/HL]

9:57

B1.4 Thermal energy transfer [IB Physics SL/HL]