653+ Science Trivia Questions with Answers

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Quiz Questions

How many chambers does a fish heart have?

  • 2
Russel Brown
58 57

How many bones are in each finger, except the thumb, of a human hand?

  • Three
Russel Brown
44 60

How many bones are in a giraffe's neck?

  • 7
Russel Brown
50 69

How many astronauts manned each Apollo mission?

  • 3
Russel Brown
43 56

How long does it take Mercury to rotate on its axis?

  • 58.7 Earth Days
Russel Brown
48 65

How long does it take Mars to rotate on its axis?

  • 24 Hr 37 Min
Russel Brown
45 60

How long does it take for the moon to revolve around the earth?

  • 28 Days
Russel Brown
47 57

How fast does light travel in one second?

  • 186,000 Miles Per Second
Russel Brown
53 62

How fast can an ostrich run?

  • 43 Mph
Russel Brown
43 52

How are neutrons and protons held together in a nucleus?

  • Nuclear Forces
Russel Brown
44 68

Heavy water contains what isotopic form of hydrogen?

  • Deuterium
Russel Brown
47 62

Gray, blue, bowhead and finback are varieties of what?

  • Whales
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45 63

From what tree did aspirin originally derive?

  • Willow
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46 61

From all salt elements, which group is most soluble?

  • Group 1A
Russel Brown
46 63

Fish take in oxygen through their gills; what do insects take in oxygen through?

  • Spiracles
Russel Brown
43 59

Farm animals that are raised for wool and meat are known as what?

  • Sheep
Russel Brown
47 68

Ethyl pentanoate would be classified as belonging to which derivative group?

  • Esters
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44 76

Electrons flow through a circuit from a power source and return to the power source via what?

  • A Wire Assumed To Be At Ground
Russel Brown
47 53

Distance equals speed times what?

  • Time
Russel Brown
46 59

Dimples on golf balls help increase speed by reducing what?

  • Drag
Russel Brown
49 66

Deep trenches such as the Grand Canyon were formed by what process?

  • Erosion
Russel Brown
50 59

Catgut used for surgical stitching comes from what animal?

  • Sheep
Russel Brown
48 61

By what process do plants use chlorophyll to make glucose, a food sugar?

  • Photosynthesis
Russel Brown
50 61

By what name is a quasi-stellar radio source better known?

  • Quasar
Russel Brown
46 60

Botulinum toxin is commonly referred to as what?

  • Botox
Russel Brown
44 59

Between which two planets does the asteroid belt lie?

  • Mars And Jupiter
Russel Brown
50 64

Based on Kepler's first law, the path of a planet is defined as what shape?

  • Ellipse
Russel Brown
49 58

At what temperature on the Celsius scale does water freeze?

  • 0
Russel Brown
46 61

At what temperature does water freeze?

  • 32 Degrees F.
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45 66

At what temperature does water first boil?

  • 212 Degrees F.
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47 56

Approximately what fraction of the Earth's air is made up of oxygen?

  • One-Fifth
Russel Brown
41 60

An unit of heat energy is called what?

  • Calorie
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47 58

An infectious particle that can only reproduce inside a living cell is called what?

  • Virus
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42 57

Algebra is a branch of what field of study?

  • Math
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50 58

Alexander Fleming won the Nobel Prize for the discovery of what?

  • Penicillin
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45 59

After physics, what study did Isaac Newton take up until he published "Principia Mathematica"?

  • Alchemy
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45 57

Acetylsalicylic acid is the chemical name for which?

  • Aspirin
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50 66

According to Ohm's Law, what would the resistance be in a circuit with 40 volts and 8 amps?

  • 5 Ohms
Russel Brown
40 61

About how many days does it take for the moon to pass through all phases?

  • 29
Russel Brown
41 51

About how long is the human small intestine?

  • 18 Feet
Russel Brown
43 58

About how fast does sound travel in meters per second?

  • 340
Russel Brown
44 58

A very fast white water cascade is also known as what?

  • Falls
Russel Brown
42 57

A unit of measure of absorbed radiation is known as what?

  • Rad
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44 62

A unit of electromotive force is called what?

  • Volt
Russel Brown
47 55

A typical spider has how many legs?

  • Eight
Russel Brown
47 63

A phytotoxin is a poison produced from what?

  • Plants
Russel Brown
50 60

A person who specializes in the study of plants is called what?

  • Botanist
Russel Brown
43 63

A meter is equivalent to how many millimeters?

  • 1,000
Russel Brown
42 55

A Medusa is a marine creature better known by what other name?

  • Jellyfish
Russel Brown
45 58

A kind of protective covering for the body is a called what?

  • Armor
Russel Brown
42 56
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