Определите, какое утверждение соответствует содержанию текста.
Some technological products can be dangerous for people.
Завершите утверждение согласно содержанию текста. People treat technologies differently …
because they can be created for various purposes
Ответьте на вопрос: Why is the development of technology vitally important for people?
Technology provides people with the ability to control and adapt to their natural environments.
Определите основную идею текста.
Technology promotes people’s development in different spheres but its possible outcomes should be carefully examined before its wide application.
Light
Определите, какое утверждение соответствует содержанию текста.
In the form of quanta light rays can travel through a vacuum.
Завершите утверждение согласно содержанию текста. Unlike all other kinds of electromagnetic radiation light …
is able to be seen
Ответьте на вопрос: What quality do all energy forms travelling in ways hold?
They possess the property of refraction.
Определите основную идею текста.
Light possesses both its own distinctive characteristics and properties belonging to many other energy forms.
Solid
Определите, какое утверждение соответствует содержанию текста.
A solid’s properties are quite different from those of a gas or a liquid due to its structure and the ability to resist.
Завершите утверждение согласно содержанию текста. A solid has a constant form …
as the atoms in it are tightly bound to each other
Ответьте на вопрос: Why do there exist different types of solids?
This is due to the type of a chemical bond a certain solid possesses.
Определите основную идею текста.
A solid has its own distinctive characteristics which are studied by different branches of sciences.
Electricity
Определите, какое утверждение соответствует содержанию текста.
Electricity can be changed into various energy forms.
Завершите утверждение согласно содержанию текста. The kind of electricity which can be created at friction is called …
static electricity
Ответьте на вопрос: What device is designated for the continuous flow of electric current?
Electrical circuit allows electrons to flow through continuously without beginning or end.
Определите основную идею текста.
Electricity is a very changeable energy form being presented by different kinds.
Electromagnetism
Определите, какое утверждение соответствует содержанию текста. The controlling parts in a circuit can strengthen currents, turn them on and out, or change their direction.
Завершите утверждение согласно содержанию текста. The interrelations of electricity and magnetism …are the most significant in physics
Ответьте на вопрос: Why is the study of electricity of paramount importance in electronics? Electricity is used to produce signals that carry information and control electronic devices.
Определите основную идею текста. Electromagnetism is one of the essential forces of the universe finding an increasingly wide application nowadays.