SCIENCE AND HEALTH: Test Questions

Pick out the letter of the correct answer.

1. Which shows that energy is being transformed?
a. A candle resting on a table c. Water in a closed dam
b. A swinging pendulum d. A ream of pare inside a box

2. What energy transformation occurs in a geothermal energy?
a. Heat to electrical energy c. Heat to light energy
b. Chemical to heat energy d. chemical to mechanical energy

3. A gas that serves as the protective layer fro the incoming radiation from the sun. a. ozone b. atmosphere c. hydrogen d. oxygen

4. When you rub a plastic comb against your hair, _______ is produced.
a. neutron c. static electricity
b. electrical charge d. current electricity

5. Which is not a property of matter?
a. Density b. Brittleness c. Volume d. Frequency

6. Energy do to the objects’ motion is called ______________.
a. solar energy b. potential energy c. kinetic energy d. chemical energy

7. What electrical connection will continue to work even if you take away one bulb? A. parallel b. close c. series d. open

8. What chemical is added to steel in order to produce stainless steel?
a. magnesium b. boric c. chromium d. aluminum

9. A substance which cannot be broken down by ordinary chemical means.
a. mixture b, solution c. element d. compound

10. When one uses exhaust fan, what kind of energy transfer is being demonstrated?
a. conduction b. nuclear c. radiation d. convection