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) chemtutor
School: UT Austin

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