IB DP Physics: SL復習筆記4.1.4 Energy in SHM
Energy in SHM The?total energy?of an object oscillating with?SHM?is the?sum?of?its?potential energy?(gravitational?or?elastic) and?kinetic energy E = EP?+ EK Where: E?= total energy in joules (J) E...
IB DP Physics: SL復習筆記4.1.3 SHM Graphs
SHM Graphs Displacement & Velocity The?displacement-time graph?for an object moving with?SHM?is a?sinusoidal curve?if: The object starts to oscillate from the equilibrium position. The equilibr...
IB DP Physics: SL復習筆記4.1.2 Simple Harmonic Oscillations
Simple Harmonic Oscillations Simple harmonic motion (SHM) is defined as follows: The motion of an object whose acceleration is directly proportional but opposite in direction to the object's displa...
2023下半年高含金量商科/經(jīng)濟競賽：FBLA、NEC、IEO三大競賽對比分析
除了工程類、數(shù)學和計算機專業(yè)，商科專業(yè)也一直位于中國留學生青睞的選擇之一。商科專業(yè)的學生未來就業(yè)前景和薪資都十分有潛力，這也是其備受追捧的原因之一。 如今形形色色的商賽有很多，對于商科、經(jīng)濟學子來說...
IB DP Physics: SL復習筆記4.1.1 Properties of Oscillations
Describing Oscillations An?oscillation?is defined as follows: The repetitive variation with time?t?of the displacement?x?of an object about the equilibrium position (x?= 0) A pendulum oscillates be...
IB DP Physics: SL復習筆記3.2.5 Investigating Gas Laws
Investigating Gas Laws Investigating Gay-Lussac's Law Aim of the Experiment The aim of the experiment is to investigate the relationship between the pressure and the temperature of a gas at constan...
IB DP Physics: SL復習筆記3.2.4 Mole Calculations
Mole Calculations The Mole The?mole?is one of the seven SI base units It is used to measure the?amount of substance One mole is defined as follows: The amount of substance that contains as many ele...
IB DP Physics: SL復習筆記3.2.3 Kinetic Model of an Ideal Gas
Kinetic Model of an Ideal Gas Gas Pressure A gas is made of a large number of particles Gas particles have?mass?and move?randomly?at high speeds Pressure?in a gas is due to the collisions of the ga...
IB DP Physics: SL復習筆記3.2.2 Ideal Gas Equation
Ideal Gas Equation Avogadro's Law Avogadro's Law states: For a gas at constant temperature and pressure, the number of?moles?n?is directly proportional to the volume?V?of the gas This can be expres...
