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DSST Physical Sciences Principles
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DSST Physical Sciences Principles
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25 Questions

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

2. Electromagnetic radiation can be viewed as...

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

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

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

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

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

8. The work that a heat engine is able to accomplish is ideally equivalent to the

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

10. Heat is the...

11. Increasing the frequency of light

12. The reason that a spear fisherman cannot see where the fish is actually located is...

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

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

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

16. Circular motion requires centripetal force

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

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

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

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

21. cogeneration uses...

22. The ozone hole results from...

23. Entropy refers to...

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

25. 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?

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