Inquiry in the Natural World

Examination 1, February 14th, 2000, Answer Sheet

 

Your Name __________________  Your Instructor_______________  

 

True-false (2 points each) and Multiple-choice (3 points each)


Clare 102                                                                                                                                Exam #1 (100 pts)

 

Please record your responses to the following true/false and

multiple choice questions on an answer sheet. Then write your responses to four of the five essay questions in the spaces provided on the answer sheet. Remember to put your name on your answer sheet. Thank you.

 

True/False (20 points) Write True or False on your answer sheet.

 

1.The Greeks believed their material world was made of four elements: earth, water, fire, air.

 

2. In the Middle Ages people believed that celestial bodies obeyed different laws than earthly bodies.

 

3. Newton's laws can be derived from Kepler's laws.

 

4. Newton was the first to observe blemishes, or sunspots, on the surface of the Sun.

 

5. The scientific method is a cyclic process, but one can enter it from any point.

 

6. Aristotle believed that if a moving body were left alone, it would stop, when it reached its natural position.

 

7. When a rocket is fired from the Earth, the earth recoils with a momentum equal to that of the rocket.

 

8. Joule’s experiment of stirring water with a rotating paddle provided evidence to support the caloric theory of heat.

 

9. According to the First Law of Thermodynamics, it is impossible for heat to flow spontaneously from a cold to a hot body.

 

10. Work can be completely converted into heat, but heat can not be completely converted into work.

 

 

 

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Clare 102                                                                                                                                                                Exam 1

 

Multiple Choice (30 points) Please write the letter (in Caps) of the best response for each question on your answer sheet.

 

11.           The Sun’s location in its Galaxy is:

 

A) at the center of the Galaxy

B) on the outermost edge of the Galaxy

C) more than half way to the edge of the Galaxy

D) close to the center of the Galaxy

 

12. In the Scientific Method, one must:

 

                A) make observations and perform experiments

                B) identify patterns

                C) form a hypothesis

                D) make predictions

                E) all of the above

 

13.           In the geocentric model,

 

                A) the Earth revolves around the Sun

                B) the Earth moves in an elliptical orbit

                C) the Earth is at the center of the Universe

                D) the Earths moves in orbits called deferents around the Sun

 

14.           A seated male passenger in a plane moving at a constant speed in a straight line flips a coin straight up in the air. As the coin comes down, it lands:

 

                A) back in his hand

                B) behind him

                C) in front of him

                D) to the left of him

                E) to the right of him

 

15.           The scientist who challenged the Church and used the telescope for observation was:

 

                A) Ptolemy  B) Aristotle  C) Boyle  D) Galileo  E) Kepler

 

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Clare 102                                                                                                                                                Exam 1

 

16.           Which of the following is not an example of a change in paradigm, which occurred in science:

 

                A) from Ptolemaic to Copernican model of the universe

                B) from Aristotelian to Newtonian theory of motion

                C) from conservation of energy to conservation of heat

                D) from animistic to mechanical explanations of nature

 

17.  Which of the following is not a basic form of energy?

               

                A) kinetic                B) potential                C) electromagnetic 

D) mass  E) solar

 

18.           The concept of entropy is most closely related to the

                         law of thermodynamics.

 

                A) first     B) second     C) third     D) fourth

     E) zeroth

 

19.           Which astronomer rejected the idea that celestial bodies must move in circles?

 

                A) Ptolemy   B) Kepler    C) Galileo    D) Copernicus

 

20.           Heat is a measure of the amount of:

 

A)        temperature in a body

B)         caloric in a body

C)         energy in a body

D)        caloric flowing from a hot body to a cold body

E)         energy flowing from a hot body to a cold body

 

 

Essay Questions (50 points) Do four of the five essays on your answer sheet.

 

Essays (12.5 points each)

Choose 4 out of 5 questions and write answers in space provided

 

21.     Discuss some of the scientific evidence, which Galileo could raise in defense of his belief in the Copernican model, when he was on trial.

22.     Discuss some of the objections to the Copernican model raised by the Church, when Galileo was on trial.

23.     State Newton’s law of universal gravitation in words or as an equation. If you use an equation, identify the symbols used. Use the law to explain the difference between the mass and the weight of a body.

24.     Describe what is meant by the term “energy”. State the principle of conservation of energy and illustrate the principle by discussing the energy transformations that occur during a roller coaster ride.

25.     Discuss the statement: the arrow of time is described by the second law of thermodynamics. Give examples as part of your discussion.