What was the average life expectancy of white males
born in the U.S. just before the Civil War?
A. 40 years
B. 50 years
C. 60 years
D. 70 years
What is a shaddock?
A. a fish, the offspring of a male shad and a female haddock
B. a crystal, such as quartz, that sticks out from a mineral vein
C. a plant that is a member of the nightshade family
D. a grapefruit
Which one of the following instruments is used to
Which two planets are most similar in size diameter
A. Mars and Mercury
B. Venus and Earth
C. Uranus and Neptune
D. Jupiter and Saturn
If a hertz is equal to one cylce per second, how manyh
cycles per second does a megahertz equal?
What principle explains why cold food warms up and hot
food cools off when stored at room temperature?
B. chemical equilibrium
Which color is not considered to be one of the primary
colors of light?
What causes the disease toxoplasmosis?
A. A bacterium
B. a protozoan
C. a virus
D. a prion
What is the slowest wind speed a hurricane can have
according to the Saffir-Simpson scale?
A. 50 m.p.h.
B. 74 m.p.h.
C. 96 m.p.h.
D. 110 m.p.h.
Which of the following heavenly bodies have never had a
spacecraft landed on it?
C. the moon
Meat should be kept frozen at what temperature in
A. 0 degrees or below
B. between 10 and 20 degrees
C. between 20 and 30 degrees
D. just below 32 degrees
Many scientists think that some of the dinosaurs did
not go extinct, but rather evolved into what kind of creature?
In 1989, scientists from Norway discovered that there
are far more viruses in oceans, lakes, and streams than previously
believed. How many viruses did they find that a milliliter of natural water
A. up to 250
B. up to 25,000
C. up to 2,500,000
D. up to 250,000,000
In which kind of geometry is the sum of the angles
inside a triangle exactly equal to 180 degrees?
What is the name of the disease that has been referred
to as the "disease of kings"?
What disease causes a buildup of fluid pressure in the
eyeball and damages the optic nerve at the back of the eye?
What would be the most likely thing one would do with
the compound MgSO4 7H2O?
A. power a car
B. blow up a building
C. soak ones feet
D. fertilize a lawn
Amps are a unit of measurement of what?
A. electric charge
B. electric current
C. electric field strength
D. electric potential
In which century was the greatest number of chemical
Louis Pasteur developed which vaccine?