Physical Science Questions

Jul 27th, 2015
Price: $5 USD

Question description

1.  What determines the difference between scientific knowledge and non-scientific knowledge?

2.  Give an everyday example that illustrates the difference between acceleration and velocity. Give an example of uniform and accelerated motion.

3.  Why do people mistake what is in diet energy drinks for actual energy?

4.  Think about your energy intake today. Pick one food and identify the chain of energy that led to it. What trophic level do you eat from most? Where will the energy that you ingest eventually wind up?

5.  Compare the thermal conductivity of metal vs. wood.

6.  Describe the movement of electrons required to develop electrical current.

7.  How do reading glasses work? Describe how the light is interacting with the lens.

8.  If you went into a disaster shelter, could you get cell phone service inside? What kinds of electromagnetic radiation could this shelter protect you from? For example, does light pass through the shelter, get absorbed by the shelter, is it reflected by the shelter or does light interact with the shelter in a variety of ways?

9.  Research and report on the following properties of all elements on the periodic table in Group IIA: physical properties of each element (color, texture, mass) and chemical properties of the elements (density, crystal shape, etc.).

10.List and give an example of an object around you for of each of the different types of chemical bonds.

Tutor Answer

(Top Tutor) Daniel C.
School: Duke University

Studypool has helped 1,244,100 students

Review from our student for this Answer

Jul 29th, 2015
"Outstanding Job!!!!"
Ask your homework questions. Receive quality answers!

Type your question here (or upload an image)

1827 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