COMPREHENSION QUESTIONS

Date: 2015-10-07; view: 455.

Exercise 1: Answer the following questions by referring to the reading passage.

1. How is matter generally defined?

2. Were the concepts on matter and energy in classical physics no longer valid? Why?

3. What decides the qualities of matter?

4. What do many philosophers consider matter as?

5. How many states can matter exist in? What are they?

Exercise 2:Complete each of the following statements with words/ phrases from the reading

passage

1. Matter is a general term applied to anything that has the …………… of occupying space.

2. Matter and energy were considered two separate ……………

3. Modern ……………have shown that it is possible to transform matter into energy.

4. Scientists find it simpler and more …………… to continue treating matter and energy as separate entities.

5. Certain …………… particles of matter combine to form atoms.

6. The properties of …………… molecules and their distribution and arrangement give to matter various qualities.

7. In philosophy, matter has been …………… regarded as the raw material of the physical world.

8. The Irish philosopher George Berkeley……………that matter exists independent of the mind.

9. We use the terms specific density or relative density to …………… density relative

to the density of water.

10. This …………… that a cubic centimeter of mercury has 13.6 times the mass of a cubic centimeter of water.

Exercise 3: Decide whether each of the following statements is true (T), false (F) or has no information to clarify (N).

1. ……………Matter is seen as anything that occupies space and has gravity and inertia.

2. ……………In classical physics, matter and energy were studied separately.

3. ……………Modern physicists have shown that matter can be changed into energy and vice versa.

4. ……………Atoms are made up by certain elementary particles of matter.

5. ……………Such qualities of matter as mass, hardness, viscosity…are controlled by the properties of individual molecules and their distribution and arrangement.

6. ……………In general, philosophers consider matter as the raw materials of the physical world.

7. ……………Matter exists in three states: solid, liquid, and gas at the same time.

8. ……………The fundamental units of measurement come from the derived ones.

9. ……………Specific density is the one which has been put in comparison with that of water.

10.……………The volume of a substance can be found by dividing the mass by the density.