Question
please help me with 14-17
11) Which of these would be a valid scientific hypothesis? A Humans and bacteria share a common gene code umans should help in the conservation of other animal species C) Humans are controlled by forces beyond our understanding D) Human history is determined by a series of supernatural even 12) 12) When using a microscope to view cells you obtained from scraping under your ngern ails, you notice that the cells lack nuclei; therefore, you conclude that the cells must be a type of D) plant rokaryo A) fungal B) eukaryotic 13) 13) Most human cells contain chromosomes C) 23 A) 36 14) 14) You try to start your car, but it does not start. Which of these is a hypothesis? A) What is wrong with my car? B) My car's battery is dead. C) If I recharge the battery, then my car will start. D) My car is too old to function properly. 15) 15) which of the following are the proper components of the scientific method? A) observation, question, hypothesis, prediction, experiment, results, conclusion B) experiment, conclusion, application C) question, observation, experiment, analysis, prediction D) observation, question, opinion, conclusion, hypothesis 16) 16) How do hypotheses differ from theories? A) Theories must be testable; hypotheses do not need to be testable. B) Hypotheses are derived from experimentation, whereas theories are derived from observation C) Theories are more comprehensive than hypotheses D) Hypotheses are educated guesses, and theories are tentative explanations. 17) Which of these statements is CORRECT? A) Science does not require observations that other people can confirm. B) Science can be used to prove or disprove the idea that deities or spirits cause earthquakes and other natural disasters. C) Scientific ideas are subjected to repeated testing. only discovery science can lead to important conclusions about nature.
Explanation / Answer
A hypothesis is the tentative explaination which is made at the begining of the investigation. A proper scietific approach includes observation, question, hypothesis, prediction, experiment, results, conclusion in sequence. Hypothesese are tested through experimentation.
14: B) My car's battery is dead.
15: A) observation, question, hypothesis, prediction, experiment, results, conclusion
16: C) Theories are more comprehensive than hypotheses.
17: C) Scientific ideas are subject to repeated testing
