Science
Math
Physics
Biology
Chemistry
100
The science of heredity
Genetics
100
A number that reads the same forwards and backwards.
Palindrome Number
100
What percentage of an atom is empty space? A. 10% B. 50% C. 85% D. 99.9%
99.9%
100
The largest organ of the human body.
The skin
100
Common term for an electrochemical cell in which terminals are connected to electrodes immersed in a solution of electrolytes.
A Battery
200
The science of sound.
Acoustics
200
The opposite sides of a dice always add up to this number.
7
200
The lightning bolt is how many times hotter than the sun? A. 2X B. 3X C. It is not hotter than the sun.
3X
200
The only organ that can regenerate itself completely.
The liver
200
Which type of matter has a definite volume but no definite shape?
Liquids
300
The science of light
Optics
300
The number of oceans x the number of continents
35
300
The amount of water beneath our ground soil is ________ times as all the water in the rivers and lakes combined. A. 10 B. 30 C. 50
50
300
95% of all the animal species on earth are of this class.
Insects
300
Matter that does not enter chemical reactions is described as what?
Inert
400
The science of projectiles
Ballistics
400
Dan drove his car at 50 miles per hour for three and a half hours. How many miles did he go?
175
400
The only rock that floats in water.
Pumice
400
The only land animal that can't jump.
The elephant
400
The temperature at which gas becomes a liquid is its _________?
Condensation Point
500
The science of heat and energy transfer
Thermodynamics
500
How many weeks are there in 1000 days? A. 135 B. 100 C. 150 D. 142
142 Weeks
500
This is formed when hydrogen burns in the air.
Water
500
The world's population increases by one million people every _______ days. A. 10 B. 6 C. 4
4
500
What are the substances that control the rates of chemical reactions?
Catalysts
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