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1.
Riddles
largest organ in human body riddle
What is the largest organ in the human body?
The largest organ in the human body is the skin.
2.
Riddles
Chemical formula for sulfuric acid riddle
What is the chemical formula for sulfuric acid?
The chemical formula for sulfuric acid is H2SO4.
3.
Riddles
Smallest unit of life riddle
What is the smallest unit of life?
The cell
4.
Riddles
SI unit for measuring temperature riddle
What is the SI unit for measuring temperature?
kelvin
5.
Riddles
name of the force that causes an object to move in a circular path riddle
What is the name of the force that causes an object to move in a circular path?
Centripetal force.
6.
Riddles
unit of measurement for frequency riddle
What is the unit of measurement for frequency?
hertz
7.
Riddles
speed of light in a vacuum riddle
What is the speed of light in a vacuum?
Approximately 299,792 kilometers per second.
8.
Riddles
Process by which plants make their own food
What is the process by which plants make their own food?
Photosynthesis.
9.
Riddles
Two periodic elements to have the state of a liquid
What are the only two periodic elements to have the state of a liquid?
Mercury and Bromine
10.
Riddles
Motion of objects as they pass through the air riddle
What is the force that opposes the motion of objects as they pass through the air?
Air resistance.
11.
Riddles
Main function of the nucleus in a cell riddle
What is the main function of the nucleus in a cell?
It controls the cell's activities and contains genetic material (DNA).
12.
Riddles
Study of the universe beyond the Earth's atmosphere riddle
What is the study of the universe beyond the Earth's atmosphere called?
Astronomy
13.
Riddles
Food to release energy without using oxygen called riddle
What is the process by which an organism breaks down food to release energy without using oxygen called?
Anaerobic respiration.