-
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.
Translated by
Interactive exerciseNewTeacher -
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; …
Translated by
Interactive exerciseNewOther function -
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; …
Translated by
Interactive exerciseNewOther function -
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.
Translated by
Interactive exerciseNewOther function -
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.
Translated by
Interactive exerciseNewOther function -
Similar Triangles: Exercises
These BookWidgets cover exercises on similar figures, the similarity factor and calculating a missing side.
Translated by
Interactive exerciseTeacher -
Sustainable chemistry - WEZO 5
This exercise on sustainable chemistry discusses the various energy sources, as well as raw materials and waste processing.
Translated by
Interactive exerciseTeacher -
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.
Translated by
Interactive exerciseNewOther function -
Astronomy: Concepts 3
This exercise covers the following concepts, among others:
- geographical latitude;
- celestial sphere;
- horizon coordinates;
- obliquity;
- zenith;
- glacial;
- ...
Translated by
Interactive exerciseNewOther function -
Astronomy: Zenith
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:
- zenith,
- nadir,
- zenithal hourly rate,
- zenith line,
- gravitational lens,
- crescent …
Translated by
Interactive exerciseNewOther function -
Astronomy: Concepts 2
Concepts covered in this exercise include:
- supernova,
- hypernova,
- basic geometry,
- sunrise,
- sunset,
- twilight,
- culminating of celestial bodies,
- circumpolar stars.
Translated by
Interactive exerciseNewOther function -
Mixed circuit of resistors
This exercise can also be used as a test. It consists of two combined circuits, each with two resistors connected in series/parallel. Voltage, current and resistance must be calculated.
Translated by
Interactive exerciseNewOther function