2. Are You Smarter Than a 5 th Grader?

3. 1,000,000 5th Grade Topic 1 5th Grade Topic 2 4th Grade Topic 3 4th Grade Topic 4 3rd Grade Topic 5 3rd Grade Topic 6 2nd Grade Topic 7 2nd Grade Topic 8 1st Grade Topic 9 1st Grade Topic 10 500,000 300,000 175,000 100,000 50,000 25,000 10,000 5,000 2,000 1,000

4. 5th Grade Topic 1 Question / Which elements are most likely to form compounds?

5. 5th Grade Topic 1 Answer / elements in families 1A and 7A / elements in families 2A and 3A / elements that are halogens and noble / gases elements in the lanthanide and actinide series / elements in families 1A and 7A / elements in families 2A and 3A / elements that are halogens and noble / gases elements in the lanthanide and actinide series Return

6. 5th Grade Topic 2 Question / What is the relationship between electrical conductivity and electrical resistivity?

7. 5th Grade Topic 2 Answer / They are equal to each other. / They are directly proportional to each other. / They are inversely proportional to each other. / The relationship is unique to the material being studied / They are equal to each other. / They are directly proportional to each other. / They are inversely proportional to each other. / The relationship is unique to the material being studied Return

8. 4th Grade Topic 3 Question / Which best explains how carbon is able to exist in multiple forms?

9. 4th Grade Topic 3 Answer / Carbon is a polar molecule. / Carbon can form ionic and covalent bonds with other carbon atoms. / Carbon shares electrons equally in all directions creating metallic bonds. / Carbon forms covalent bonds with other carbon atoms in different patterns. / Carbon is a polar molecule. / Carbon can form ionic and covalent bonds with other carbon atoms. / Carbon shares electrons equally in all directions creating metallic bonds. / Carbon forms covalent bonds with other carbon atoms in different patterns. Return

10. 4th Grade Topic 4 Question / Which is the most important property scientists look for in elements used to create electrical circuitry?

11. 4th Grade Topic 4 Answer / conductivity / malleability / melting point / tensile strength / conductivity / malleability / melting point / tensile strength Return

12. 3rd Grade Topic 5 Question / How does aluminum’s lower density increase fuel efficiency?

13. 3rd Grade Topic 5 Answer / Lighter materials require the engine to do less work. / Lighter materials require the engine to do more work. / Lighter materials require the engine to burn more fuel. / Lighter materials allow the car to be built more quickly. / Lighter materials require the engine to do less work. / Lighter materials require the engine to do more work. / Lighter materials require the engine to burn more fuel. / Lighter materials allow the car to be built more quickly. Return

14. 3rd Grade Topic 6 Question / Which property of wood is most important when designing a wooden toy that will float in water

15. 3rd Grade Topic 6 Answer / weight / density / malleability / electrical conductivity / weight / density / malleability / electrical conductivity

16. 2nd Grade Topic 7 Question / If an atom has one electron in its outermost shell, how will the atom most likely combine with other atoms?

17. 2nd Grade Topic 7 Answer / by gaining electrons / by losing electrons / by sharing electrons / by moving electrons / by gaining electrons / by losing electrons / by sharing electrons / by moving electrons Return

18. 2nd Grade Topic 8 Question / Aluminum has a density of 2.7 x 103 kg/m3 and is corrosive resistant. Which is the main reason for it replacing steel in the automotive industry?

19. 2nd Grade Topic 8 Answer / to make more energy-efficient vehicles / because of dwindling oil supplies and rising fuel prices / to give cars alternative-fuel capability to produce fewer emissions / because of growing concentrations of greenhouse gas emissions in the atmosphere / to make more energy-efficient vehicles / because of dwindling oil supplies and rising fuel prices / to give cars alternative-fuel capability to produce fewer emissions / because of growing concentrations of greenhouse gas emissions in the atmosphere Return

20. 1st Grade Topic 9 Question / Which best explains why helium balloons float in the air?

21. 1st Grade Topic 9 Answer / Helium is less dense than air. / Helium is more dense than air. / Helium has a lower mass than air. / Helium has more mass than air. / Helium is less dense than air. / Helium is more dense than air. / Helium has a lower mass than air. / Helium has more mass than air. Return

22. 1st Grade Topic 10 Question / A car manufacturer needs a dense metal to build a car engine. Which formula should be used to compare the densities of several metals?

23. 1st Grade Topic 10 Answer / density = mass volume / density = volume mass2 / density = volume mass / density = mass volume2 / density = mass volume / density = volume mass2 / density = volume mass / density = mass volume2 Return

24. Million Dollar Question Grade Level 8 Science and Technology

25. 1,000,000 Question A student created a small motor that works by using two opposing forces. The forces push and pull against each other to create motion. Which property did the student most likely use for the motor?

26. 1,000,000 Answer / density / buoyancy / magnetism / malleability / density / buoyancy / magnetism / malleability Return

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