Английский язык. Ч. 1. Ильичева Н.А - 24 стр.

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          6. Galaxies move with respect to one another.
          7. The sun doesn’t set in the East.
          8. A scalar quantity doesn’t have direction.
          9. On the moon all objects fall at a slower rate than on Earth.
          10. The velocity of freely falling objects doesn’t slow down.
          11. Heavy objects don’t fall faster than light objects.
          12. Astronauts don’t fly in submarines.
      20. 2. The climate is getting warmer every day.
          3. Our knowledge of the world is growing.
          4. Computers are becoming faster every year.
          5. More wild animals are becoming extinct these days.
          6. Cities are growing bigger every year.
      21. 1) I visit (repeated action); 2) it is getting colder (changing situation); 3) are
you looking (action happening now); 4) doesn’t fit (Fit –is not used in the continuous
form); 5) are always complaining (irritation); 6) boils, freezes (general truth); 7) is
going (actions taking place now or around now); 8) prepare (repeated actions); 9) I’m
driving (actions taking place around now); 10) kicks, passes, runs, passes (for sports
commentaries).
      22. 1-b, 2-f, 3-h, 4-e, 5-d, 6- g, 7- a, 8-c.

                                Unit 2 - Force and motion

       1. a) Either rest or motion can be the natural state of an object. A body has the
tendency to maintain its state of rest or of uniform motion in straight line.
          b) To make an object move, we must apply to force. It may be a push or a
pull.
       2. 1) prevail; 2) according to; 3) concerning; 4) contrary to; 5) conclude; 6) in-
corporate; 7) introduce; 8) relate.
       3. 1 – C; 2 – E; 3 – H; 4 – D; 5 – A; 6 – G; 7 – I; 8 – F; 9 – B.
       4. –
       5. a) rough; b) external; c) directly; d) an adult; e) in motion; f) slowing down;
g) pull; h) unbalanced; i) informal; j) sloping; k) artificial; l) small.
       6. 1) a- level, b- an inclined;
          2) a- rest, motion;
          3) a- smooth, b- rough;
          4) a- push, b – pull;
          5) a- external, b- internal;
          6) a- directly, inversely.
       7. 1) formal; 2) celestial; 3) level, inclined; 4) opposite, equal; 5) uniform,
straight, external, unbalanced; 6) natural, constant; 7) opposite.
       8. 1) causes; 2) remain; 3) resists; 4) produce; 5) action; 6) continue; 7) rolling;
8) defined, 9) concluded; 10) reasoned; 11) recognized; 12) introduced; 13) pre-
vailed; 14) related; 15) required.
       9. 1) resistance; 2) irresistible, resist; 3) resistant; 4) resist; 6) resistor;6) irre-
sistible.