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DSST Physical Sciences Principles
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DSST Physical Sciences Principles
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25 Questions

1. The weight of one kilogram of iron on earth is...

2. Which is not one of the fundamental forces of nature...

3. Electric power companies step up the voltage of generated power for transmission across the country because higher voltage...

4. In a generator - the flow of electrons (current) is created by...

5. Electromagnetic radiation can be viewed as...

6. The heat involved in the change of phase of phase from solid ice to liquid water is called...

7. The theoretical production curve of oil indicates oil production is...

8. When you add heat to a substance - its temperature...

9. In burning coal - what contaminant is of major concern as a pollutant...

10. A temperature of -10 degrees celsius is equivalent to...

11. The larger the centripetal force - the faster an object travels in a circle of a given size

12. Entropy refers to...

13. At a given speed - the centripetal force - the smaller the circle.

14. cogeneration uses...

15. All objects with mass are attracted to another by the gravitational force

16. The gravitational force between two masses is inversely proportional to the square of the distance between those two objects.

17. Electrical energy can be converted to...

18. A ship travels 3 miles in 15 minutes what is its speed in miles per hour...

19. If a charging elephant has kinetic energy - it must also have...

20. The ozone hole results from...

21. The gravitational force - two masses are directly proportional to the mass of each object

22. A 5 kg fish that is swimming toward it at a velocity that brings both fish to a halt. What is the speed of the smaller fish?

23. Raising an auto in a service station requires work. Raising it twice as high requires...

24. Circular motion requires centripetal force

25. If the mass of a cart full of groceries decreases of half and its speed doubles - the momentum of the cart...