Knowledge
/ArcaMax
Which one of these activities are a part of a plant's life cycle?
Stringing
Sprouting
Driving
Writing
In what month does the vernal equinox take place in the northern hemisphere?
December
March
September
June
In addition to weak, which of these is not one of the fundamental interactions?
Gravitation
Force
Strong
Electromagnetic
What is water treated with to prevent bacteria from growing?
Salt
Chlorine
Sugar
Fluoride
 
What was the average lifespan of humans in the U.S. in 2000?
71 Years
83 Years
87.5 Years
77.5 Years
What are the fastest and strongest global winds called?
Streaming Jets
Jet Streams
Global Streams
Running Winds
What piece of polished, cut glass can we use to see the spectrum of visible light?
Cube
Prism
Flashlight
Light Bulb
What is the scientific term for "everything that exists"?
Therm
Barrel
Upwind
Universe