Knowledge
/ArcaMax
Which of the following happens when air cools?
It Flies Away
It Becomes Lighter
It Becomes Dense
It Automatically Storms
In what country was CAT (computerized axial tomography) scanning developed in 1972?
Japan
France
United States
England
What is the main place that the salts in ocean water come from?
Rocks On Land
Salt Shaker
The Sky
Space
What bone in the body is often referred to as the "collar bone"?
Clavicle
Scapula
Radius
Patella
How many stars make up the Big Dipper?
12
7
4
21
Which part of the United States has the greatest cluster of estuaries?
Northeast
Southeast
Northwest
Southwest
Which insect can indicate the air temperature?
Cricket
Katydid
Ant
Grasshopper
One nautical mile equals one minute of what?
Distance
Latitude
Miles
Time
Which underwater machine helps humans travel around beneath the surface of the ocean?
Boats
Tankers
Submersible
Immersibles
Which aeronautical term is an aircraft that derives its lift from rotating lifting surfaces?
Ballooning
Rotorcraft
Control Surfacing
Moon Walking
What climate term is the opposite of humid?
Arid
Aurora
Autumn
Argon
Which satellite in our solar system has the largest diameter?
Gigantis Major
Callisto
Titan
Ganymede
What is the process that removes salt from sea water?
Desalination
Cessation
Saltification
Transformation
Which planet became the outermost planet again on March 15, 1999?
Pluto
Neptune
Uranus
Saturn
Coral reefs are largely in what ocean zone?
Abyssal Zone
Neritic Zone
Euphotic Zone
Hadal Zone
Which of the following is the smallest?
Virus
Bacterium
Nucleus Of A Red Blood Cell
Red Blood Cell
What is a stack made by alternating layers of zinc, blotting paper soaked in salt water, and silver, called?
Voltaic Pile
Alessandro Pile
Charged Stacking
Stack A Sack
Which of these is an example of a producer in a food chain?
Grass
Great Blue Heron
Rabbit
Mushroom
Which of these animals is a mammal?
Bird
Snake
Toad
Rabbit
What destructive event can happen when it rains for a long period of time?
Drought
Eruption
Flood
Blasting
