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Vernier caliper: Read
This learning tool explains step by step how to read a caliper. There are also some exercises to practice reading the ruler and vernier.
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Astronomy: Speed of Light
This digital exercise will help you learn more about astronomy. While completing the multiple choice questions and fill-in exercises you will learn more about:
- measure the speed of light;
- Lorentz transformation;
- arcsecond;
- light-year sunrise; …
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Astronomy: Calendar
This digital exercise will help you learn more about astronomy. While completing the multiple choice questions and fill-in exercises you will learn more about:
- calculation day of the week;
- modular arithmetic;
- perpetual calendar;
- week number; …
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Astronomy: Theory of Relativity
This digital exercise will help you learn more about astronomy. While completing the multiple choice questions and fill-in exercises you will learn more about:
- general relativity;
- special relativity.
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Astronomy: Concepts 4
This digital exercise will help you learn more about astronomy. While completing the multiple choice questions and fill-in exercises you will learn more about:
- ebb,
- emission line,
- photosphere,
- epicycles,
- gray nights,
- white nights,
- GZK limit,
- halo.
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Actua quiz about the news from April 14 to 21, 2024
You solve quiz questions about current events from April 14 to 21, 2024.
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Actual quiz about the news from April 1 to 13, 2024
You solve quiz questions about current events from April 1 to April 13, 2024.
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Mystery of Finance: Preparing for a class trip
This BookWidget is a preparation for the trip to the Mystery of Finance exhibition in the BELvue museum. The terms that will be discussed during the excursion are learned here.
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Travle: Geographical knowledge
Travle is an interactive game where you get two countries on a map or two provinces. Your job is to get from one to the other. You do this by typing the name of a country or province and adding it to the map, on which your route becomes visible. …
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Astronomy: Torino scale
This digital exercise will help you learn more about astronomy. While completing the multiple choice questions and fill-in exercises you will learn more about:
- Torino scale;
- near-Earth objects;
- detection;
- recent near-Earth objects.
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Astronomy: Extraterrestrial life
This exercise is about:
- extraterrestrial life;
- super habitable planet;
- exoplanet;
- abiogenesis;
- panspermia;
- number of exoplanets discovered.
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Astronomy: Scientists
This exercise on the history of astronomy covers a range of concepts, a range of scientists and astronomers from the past.
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