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CSET Subtest II: Science -Chemistry - Physics - Astronomy
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CSET Subtest II: Science -Chemistry - Physics - Astronomy
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25 Questions

1. German physicist whose explanation of blackbody radiation in the context of quantized energy emissions initiated quantum theory (1858-1947)

2. An imaginary line around the Earth parallel to the equator

3. (physics) the force of attraction between all masses in the universe

4. Nucleus: a very small region near the center of an atom. It contains protons and neutrons - Electrons: negatively charged particles surrounding the nucleus

5. The time required for one half of the atoms of a radioisotope to emit radiation an decay products

6. Law stating that strongly charged objects attract or repel other strongly charged objects - while weak objects have a weak effect upon other weak forces

7. A liquid substance capable of dissolving other substances

8. The dissolved substance in a solution

9. Kinetic Energy of molecular motion

10. The quantity of matter; the measure of inertia

11. All objects in the universe attract each other through gravitational force. Size of force depends on mass and distance

12. Organic molecules that are composed of only carbon and hydrogen

13. The process of purifying a liquid by boiling it and condensing its vapors

14. A unit of measure of electrical potential;

15. Measurement

16. French chemist known as the father of modern chemistry

17. 1. Atoms are divisible 2. An element can have atoms with different masses.

18. A metric unit of capacity equal to the volume of 1 kilogram of pure water at 4 degrees centigrade and 760 mm of mercury (or approximately 1.76 pints)

19. How bright a star will be in relation to the sun if all star were the same distance from the observer

20. The law that states that for a fixed amount of gas at a constant temperature - the volume of the gas increases as the pressure of the gas decreases and the volume of the gas decreases as the pressure of the gas increases

21. Alexandrian astronomer who proposed a geocentric - earth centered system of astronomy that was undisputed until Copernicus (2nd century AD)

22. A homogeneous mixture of two or more substances

23. A unit of measurement of electrical power - the rate at which electrical energy is dissipated.

24. A physical property that describes matter as a solid - liquid - or gas

25. English chemist and physicist who formulated atomic theory and the law of partial pressures