What is the difference between energy and power? What is a unit of power? How do

Jul 17th, 2015
Price: $10 USD

Question description

  1. What is the difference between energy and power? What is a unit of power? How does speed relate to power?
  2. Explain how a sound is actually a form of energy? In what medium do sound waves travel?
  3. Give an example of change of energy from potential to kinetic; from kinetic to potential.
  4. What is a trophic level? Give some examples. How much energy is lost at each trophic level?
  5. If you eat 600 calories per day (roughly one dessert) below your energy needs, how long would it take to lose 10 pounds? How long would you have to walk (assuming 80 calories burned per mile walked) to lose 10 pounds?
  6. What makes a good conductor of heat? What makes a good insulator?
  7. Explain why heat only flows spontaneously from a hot to cold object.
  8. In what way is aging an example of the second law of thermodynamics?
  9. You are traveling to Europe, and the weather forecast says it is going to be 38oC. Should you wear shorts of a down jacket?

Tutor Answer

(Top Tutor) Daniel C.
School: UT Austin

Studypool has helped 1,244,100 students

Review from our student for this Answer

Jul 18th, 2015
"Awesome! Exactly what I wanted."
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1821 tutors are online

Brown University

1271 Tutors

California Institute of Technology

2131 Tutors

Carnegie Mellon University

982 Tutors

Columbia University

1256 Tutors

Dartmouth University

2113 Tutors

Emory University

2279 Tutors

Harvard University

599 Tutors

Massachusetts Institute of Technology

2319 Tutors

New York University

1645 Tutors

Notre Dam University

1911 Tutors

Oklahoma University

2122 Tutors

Pennsylvania State University

932 Tutors

Princeton University

1211 Tutors

Stanford University

983 Tutors

University of California

1282 Tutors

Oxford University

123 Tutors

Yale University

2325 Tutors