Vocabulary Words

Páginas: 2 (414 palabras) Publicado: 2 de octubre de 2012
Activity 2 - Scientific Method


Name: _________________________________________________Group:________

Part 1: Read each phrase carefully and determine which scientific ability is beingapplied.
1. - The music awards are granted to: pop music, rock, country, heavy metal and Latin music. ________________
2. - The new building will be finished by the beginning of September.________________________
3. - Planets orbit around a star. ___________________
4. - The inflation index will be 2%. _____________________
5. - Statistics show that accidents among teenagers are mainly due to theconsumption of alcohol. ________________
6. - The increase in cases of rape is due to the lack of public security. _______________________
7. - Next week temperatures will fluctuate between 35°C to40 °C. ______________________
8. - It will take 30 million dollars to solve the problem of public wages. _________________________
9. - The lack of education increases social inequalities among thepopulation. _______________________
10. - The population census provides economic and social information. ________________________

Part 2: Read each of the following cases. Establish the problem,state the hypothesis, and determine (parts of) the experimental design.
Case 1
Soil fertilization is necessary for plants to provide the nutrients they need, so farmers thought that the greater theamount of fertilizer they used, the bigger plants would grow. They carried out an experiment using 3 plants. They added 59 grams of fertilizer to the first one, 100 grams to the second, and 150 gramsto the third. Once the plants started to grow, they registered the data and found that they were right about their proposal.
Establish the problem:______________________________________________________________________________________________
State the hypothesis:
______________________________________________________________________________________________
Determine some constant factors...
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