Science general
Chemistry
Biology
Physics
Anatomy
100
Cumulus, cirrus and stratus all types of these?
What are Clouds?
100
Water freezes at this temperature.
What is 0 degrees Celsius or 32 degrees Fahrenheit?
100
What do the letters DNA stand for?
What is Deoxyribonucleic acid.
100
This British physicist discovered the law of gravity.
Who is Sir Isaac Newton?
100
This type of tooth is designed for cutting meat.
What are incisors?
200
These are the five human senses.
What is hearing, sight, smell, touch and taste?
200
This colorless, odorless, tasteless chemical element has the symbol He.
What is Helium?
200
Which gas do plants absorb from the atmosphere?
What is Carbon Dioxide.
200
This is found at the center of an atom.
What is the nucleus?
200
There are this many bones in the human body.
What is 206?
300
This British scientist discovered penicillin.
Who is Alexander Fleming?
300
This gas, toxic to hemoglobic animals, such as humans, contains only carbon and oxygen.
What is Carbon Monoxide?
300
What kind of plant has no roots, stem or leaves?
What is a fungus.
300
The high or low frequencies in a sound wave is called this.
What is pitch?
300
This makes up 80% of the human brain.
What is Water?
400
This essential vitamin is provided to humans by sunlight.
What is Vitamin D?
400
On the pH scale, this number is neutral.
What is 7?
400
Through this process, plants convert carbon dioxide into chemical energy, releasing oxygen as a waste product.
What is Photosynthesis?
400
In this branch of physics the behavior of light and radiation are studied.
What is Optics.
400
This main artery carries blood from the heart.
What is the Aorta?
500
This most common element found in the Earth's atmosphere was discovered in 1772.
What is Nitrogen?
500
This type of paper is used to indicate acids and alkalis.
What is Litmus Paper?
500
The atomic number of a chemical element refers to the number of these atomic particles found in the nucleus.
What are protons?
500
This German physicist discovered the Uncertainty Principle, which bears his name.
Who is Heisenberg?
500
This is the strongest muscle in the human body?
What is the Tongue?
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