Every question IB students actually ask.

Answered in under a minute.

Physics

What's the Difference Between a Standing Wave and a Travelling Wave?

Learn how standing and travelling waves differ in energy transfer, amplitude, phase, nodes and antinodes for IB Physics C.4 exam questions.

C.3 Wave phenomena

How Does Young's Double-Slit Experiment Work?

Learn how coherent waves create bright and dark fringes in Young's double-slit experiment, including path difference and the IB fringe-spacing equation.

145 168 257

Every question IB students actually ask.

Physics

What's the Difference Between a Standing Wave and a Travelling Wave?

How Does Young's Double-Slit Experiment Work?

MYP Subjects

Physics

What's the Difference Between a Standing Wave and a Travelling Wave?

How Does Young's Double-Slit Experiment Work?

How Does Single-Slit Diffraction Work and What Does Its Intensity Pattern Look Like? (HL)

What Is the Defining Equation of SHM (a = -ω²x)?

What's the Condition for Constructive vs Destructive Interference?

What Is Superposition of Waves?

What Conditions Are Needed for Two Sources to Be Coherent?

What Conditions Cause Simple Harmonic Motion (SHM)?

What Is Critical Angle and Total Internal Reflection?

What Is Snell's Law and How Do You Use It?

What Is Diffraction and When Does It Happen?

Why Is There a Minus Sign in the SHM Equation?

How Do You Calculate the Period of a Simple Pendulum?

What's the Order of the Electromagnetic Spectrum by Wavelength?

What Happens to Waves at a Boundary (Reflection, Refraction, and Transmission)?

What's the Difference Between a Wavefront and a Ray?

How Do You Use the SHM Displacement and Velocity Equations (x = x0 sin(ωt+φ))? (HL)

Why Can Electromagnetic Waves Travel Through a Vacuum but Sound Can't?

How Do You Calculate Wave Speed (v = fλ)?

What's the Difference Between Mechanical Waves and Electromagnetic Waves?

Do Waves Transfer Energy Without Transferring Matter?

What's the Difference Between a Transverse and a Longitudinal Wave?

What Is the Nature of Sound Waves?

What Is the Nature of Electromagnetic Waves?