Match the words and their definitions

ACTIVITY 1

Match the words and their definitions.

1) Analyze	a) Information gathered in an investigation
2) Conclusion	b) The factor that changes in response to the independent variable in an experiment
3) Data	c) A chart that organizes data in
4) Data table	d) To study something carefully to look for patterns or trends
5) Dependent variable	e) A carefully controlled test of a hypothesis
6) Independent variable	f) A scientific investigation that is carried out in a natural setting
7) Experiment	g) Connection between things
8) Field study	h) A statement explaining the results of an investigation and what they mean
9) Correlation	i) The factor that an investigator manipulates or changes in an experiment

ACTIVITY 2

Listen to the first part of the interview. As you listen complete the notes.

1.________________________ - It has a research question, procedures, and conclusion and it is used when little is known about the topic. Usually there is no hypothesis or prediction.

2.________________________ - The investigator is busy with collecting data on different populations/organisms, under different conditions, to make a comparison. It includes a research question, possible hypothesis, procedures and conclusion.

3. _______________________ - All known variables have been identified, the investigator has a research question, hypothesis, procedures, control and conclusion.

4. ______________________ - an investigator measures strength of relationship between variables.

5._______________________ - an independent variable is manipulated while others controlled, to see effects on a dependent variable.

6. _____________________ - is used to gain in-depth information and individual views.

7. ______________________ - behavior is watched, as it occurs spontaneously, in a natural setting.

8. ______________________ - a snapshot of a large number of people's attitude, opinions or behavior.

ACTIVITY 3

Read the text and decide what the following numbers stand for.

1. 1876 ____________________________________

2. 1847 ____________________________________

3. 1,093 ____________________________________

4. 9000 _____________________________________

5. 1882 _____________________________________

6. 1928 _____________________________________

ACTIVITY 4

Read the statements and decide whether the statements are true (T), false (F) or not given (NG).
1. Edison created a television ___

2. Edison thought that a person wouldn't achieve anything until he worked enough. ___

3. Edison couldn’t hear at all.___

4. He usually broke down the investigation if he confronted with challenges. ___

5. He is the one due to whom we have chandeliers (lustra) full of lighting bulbs. ___

6. His last words were “it is beautiful over there”. ___

ACTIVITY 5

Complete the sentence so that the meaning remains the same.

1. I was struggling to remember what the scientists had been arguing about at the last discussion when I was waiting for my bus.

Waiting________________________________________________________

2. I felt asleep because I was working hard on my research for two days day and night.

Having worked __________________________________________________

3. I assumed that the hypothesis was quite proved when I saw presented results of the conducted investigation.

Seeing_____________________________________________________________

4. The reason great people are brilliant at different spheres is that they are passionately devoted to the work they do.

Being _______________________________________________________________

5. Lola didn't know any foreign languages so she had some difficulty when she was invited to deliver speech at the international conference.

Not_________________________________________________________________

6. I experimented a lot before I justified the hypothesis.

Having______________________________________________________________

7. James heard the noise in the laboratory and ran to find out what was on there.

Having heard_________________________________________________________