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1. A square has how many sides? - Correct Answer-4
2. How much is 2 plus 2? - Correct Answer-4
3. A rose is a what? - Correct Answer-A flower
4. What is the best explanation of how a smooth round stone became
smooth? - Correct Answer-It was in a stream for a long time
5. If you place bean seeds between moist paper towels and watch the
stem leaves appear you will see a demonstration of? - Correct Answer-
germination
6. Any astronomical body that revolves around a larger body is called? -
Correct Answer-satellite
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,7. In chemistry, to be classified as an organic substance, a substance must
contain? - Correct Answer-carbon atoms
8. What element does not contain any neutrons? - Correct Answer-
Hydrogen
9. What is the symbol for hydroxyl ion? - Correct Answer-OH-
10. A perpetual-motion machine can never be built because it is not
possible to eliminate what? - Correct Answer-Clasticity
11. The chemical formula of a compound describes the elements the
compound contains and the... - Correct Answer-the ratio of elements in
a compound
12. When scientists measures a liquids resistance to flow, they are
measuring the liquids... - Correct Answer-Viscosity
13. The tympanic membranes are also known as the... - Correct Answer-
Ear drums
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, 14. When sodium atoms form sodium ions they: - Correct Answer-lose
electrons
15. Choking is prevented by the...? - Correct Answer-epiglottis covering
the voice box
16. Which of the following actions produce & chemical change? - Correct
Answer-Adding salt to the hot water
17. Which of the following is a non-renewable resource? - Correct
Answer-Copper
18. What are the 2 main gases that make up stars? - Correct Answer-
Hydrogen and helium
19. A radar is designed to report the track of an aircraft every second. If
this radar reports 30 tracks in one minute, what percentage of the time
did the radar track the aircraft? - Correct Answer-50%
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