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Periodic Table
Anatomy
Biology
Chemistry
Space
100
This gas is part of the air we breathe and is necessary for life.
What is Oxygen or Nitrogen?
100
True or False: The adult human body has 206 bones in it; infants have over 300.
What is Truth?
100
Animals which eat both plants and animals are known as this.
What are omnivores?
100
True or False: an electron is positive.
False. Electrons are negative.
100
Our solar system contains this many planets.
What is 8?
200
This Noble Gas fills most party balloons.
What is Helium?
200
This part of the body is also known as phalanges.
What are fingers?
200
True or False: a salamander is a warm-blooded animal.
False.
200

What is the study of molecules and atoms and their interactions?

What is Chemistry?

200
This planet is the closest to the sun, which is also the name of an element.
What is Mercury?
300

This element is essential for ALL life. 

What is carbon?

300
This organ pumps blood to the rest of the body.
What is the heart?
300
This process is how plants convert carbon dioxide and water into glucose and oxygen.
What is photosynthesis?
300
True or False: acids have a pH level below 7.
True
300
This man was the first person to walk on the moon.
Who is Neil Armstrong?
400
This element, along with Chloride, makes up normal table salt (NaCl).
What is Sodium?
400
This bone is the biggest in your body and is also considered the most painful bone to break.
What is the femur (thighbone)?
400
The death of an entire species is known as this.
What is extinction?
400
H2O is more commonly known as this.
What is water?
400
This is the name of the force holding us to the Earth.
What is gravity?
500

Abundant in certain foods, this element (K) helps get rid of muscle cramps and is found in bananas. 

What is Potassium?

500
This is the human body's biggest organ.
What is skin?
500

Type of cells with a cell wall. 

What are plant cells?

500
If you expose a glass of water to space, it will do this.
What is boil?
500
Sent by the USSR, this is the name of the first satellite sent into space.
What is Sputnik?