Are You Smarter Than a 5th Grader?
Are You Smarter Than a 5th Grader? 1,000,000 Are You Smarter Than a 5th Grader? 500,000 300,000 5th Grade Topic 1 5th Grade Topic 2 175,000 100,000 4th Grade Topic 3 4th Grade Topic 4 50,000 3rd Grade Topic 5 3rd Grade Topic 6 25,000 10,000 2nd Grade Topic 7 2nd Grade Topic 8 5,000 2,000 1st Grade Topic 9 1st Grade Topic 10 1,000
5th Grade Topic 1 Question Vitamin C occurs naturally in some types of fruits and vegetables. Synthetic Vitamin C is made in a laboratory. Which do naturally-occurring Vitamin C and synthetic Vitamin C have in common?
5th Grade Topic 1 Answer They are both chemicals. They are both man-made. They are both found in nature. They are both impure substances Return
5th Grade Topic 2 Question What do all natural and synthetic substances have in common?
5th Grade Topic 2 Answer They are all chemicals. They are all carbon-based. They all dissolve in water. They all combine with water. Return
4th Grade Topic 3 Question Which terms explain how elements combine in different ways to produce compounds?
4th Grade Topic 3 Answer protons and neutrons exothermic and endothermic atomic mass and atomic number ionic bonding and covalent bonding Return
4th Grade Topic 4 Question When chemically combined with other elements, what happens to the original element?
4th Grade Topic 4 Answer It becomes a mixture. It becomes a solution. It retains its original properties. It develops a new set of properties. Return
3rd Grade Topic 5 Question Which best explains how nitrogen and hydrogen combine to form ammonia?
3rd Grade Topic 5 Answer When nitrogen and hydrogen physically bond, ammonia is formed. When nitrogen and hydrogen chemically bond, ammonia is formed. When nitrogen and hydrogen physically bond in a specific ratio, ammonia is formed. When nitrogen and hydrogen chemically bond in a specific ratio, ammonia is formed Return
3rd Grade Topic 6 Question Which material is the best conductor?
3rd Grade Topic 6 Answer air copper glass plastic
2nd Grade Topic 7 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?
2nd Grade Topic 7 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 Return
2nd Grade Topic 8 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?
2nd Grade Topic 8 Answer density = mass volume density = volume mass2 Return
1st Grade Topic 9 Question What element is primarily used in the construction of computer chips due to its low density and semiconductivity?
1st Grade Topic 9 Answer copper gold lead silicon Return
1st Grade Topic 10 Question Which element would make the best magnet?
1st Grade Topic 10 Answer Iron, because it is a metal. Uranium, because it is radioactive. Carbon, because of its ability to make many bonds. Phosphorous, because it is a solid at room temperature. Return
Million Dollar Question Grade Level Topic 11 Nature of Science Thinking Skill: Analyzing
1,000,000 Question Which explains why polar solvents are likely to dissolve polar solutes?
1,000,000 Answer The positive poles attract each other. The negative poles attract the positive poles. Polar solvents are warmer than non-polar solvents. Polar molecules are smaller than non-polar molecules. Return
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Answers 1)a2)a3)d4)d5)d6)b7)a8)a9)d10)a11)b