US Science Questions

What type of doctor works primarily with infants and children?
  • Pediatric Correct 596,783
  • Geriatric 2,741
  • Orthopedic 2,903

9,487 eliminated Science

If you are watching a lunar eclipse from Earth, what is blocking your view of the Sun?
  • Earth Correct Savage 5,844
  • Moon’s shadow 4,981
  • Moon 27,512

34,319 eliminated Science

What makes the Earth’s moon glow?
  • Millions of tiny candles 1,208
  • Radioactivity 16,585
  • Reflected sunlight Correct 686,284

29,241 eliminated Science

What is measured by the pH scale?
  • Moisture 15,638
  • Acidity Correct 427,704
  • Salinity 9,157

28,892 eliminated Science

What element comprises more human body mass than any other?
  • Hydrogen 2,820
  • Oxygen Correct 3,057
  • Carbon 6,559

9,527 eliminated Science

The origin of the term “acid test” comes from testing what metal?
  • Iron 3,827
  • Gold Correct 18,146
  • Silver 2,614

6,573 eliminated Science

What usually happens to water at 32 degrees Fahrenheit?
  • Freezes Correct 338,546
  • Becomes sentient 4,846
  • Boils 17,604

27,632 eliminated Science

What physical quantity is speed combined with direction?
  • Momentum 4,246
  • Acceleration 2,619
  • Velocity Correct 11,945

7,099 eliminated Science

Which of these adult animal’s brains most closely matches the human adult brain in weight?
  • Bottlenose dolphin Correct 61,248
  • African elephant 11,719
  • Rhesus monkey 34,640

52,625 eliminated Science

Which of these time periods on Earth is closest to how long it takes for the sun to fully rotate once?
  • One year 9,385
  • One month Correct 2,342
  • One day 4,482

17,152 eliminated Science

On the periodic table, which of these elements is farthest to the right?
  • Lithium 15,415
  • Helium Correct 29,577
  • Nitrogen 14,530

32,100 eliminated Science

Which occupation specializes in pregnancy, birth, and women’s reproductive health?
  • Midwife Correct 686,330
  • Fullwife 8,655
  • Halfwife 6,859

20,827 eliminated Science