Упр.2 Check your progress Юнит 6 New Millennium English 11 класс

Use the words you have learned in Unit 6 or their derivatives to substitute the words and phrases in italics.

1. In this experiment all conditions were constant, only one was variable.
2. A small change in the position of the objective lens in the microscope brought the object into focus.
3. These students are too well prepared in their studies to talk to them in terms of elementary physics.
4. The conventional pump makes use of atmospheric pressure.
5. A force of 12 newtons was used at the point shown in the diagram.
6. Commonly used telescopes are not powerful enough to observe this phenomenon.
7. Newton started a new area of research in Physics which was later called Optics.
8. This experiment requires very clever and complex equipment.
9. Let’s imagine that the force applied to this point equals the force of friction. Will the object be able to move?
10. Curiosity is a strong enough factor in attracting people to do science. But it is definitely not strong enough to keep them in laboratories for years.