Exercises

Every exercise from the courses, in one place. Search for a specific one, filter by subject, or let chance pick one for you.

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Flash questionsShort drills on core skills, as cards to project or print.See the series

1120 exercises

The neuron and the nerve message

Biologie – Physiologie4 exercises

Short answerIntermediate

The resting potential

MCQIntermediate

Coding intensity

MCQIntermediate

The direction of transmission

Open answerIntermediate

Pulling your hand away

Ecosystems

Biologie – Écologie4 exercises

MCQIntermediate

Why food chains are short

Short answerIntermediate

The role of decomposers

MCQIntermediate

A pollutant in the chain

Open answerIntermediate

If the predator disappears

Hormonal regulation and homeostasis

Biologie – Physiologie4 exercises

MCQIntermediate

The glucose-lowering hormone

Short answerIntermediate

Normal blood glucose

MCQIntermediate

Type 1 or type 2?

Open answerIntermediate

After a meal

Wave-Particle Duality

Physique – Physique quantique4 exercises

Understanding the photoelectric effect

Short answerAdvanced

Energy of a photon

Short answerAdvanced

Wavelength of an electron

Open answerAdvanced

Does an electron interfere with another?

Energy Quantization and Spectra

Physique – Physique quantique4 exercises

Reading a Spectrum

Short answerAdvanced

Ionization Energy

Can a Photon Be Absorbed?

Open answerAdvanced

Why Lines, and Not a Rainbow?

Heisenberg's uncertainty principle

Physique – Physique quantique4 exercises

Understanding uncertainty properly

Open answerAdvanced

"The measurement disturbs": really?

Short answerAdvanced

Calculating a minimum uncertainty

Width of spectral lines