Chemistry
Physics
Biology
Materials
Random
100
An atom or molecule with a net electric charge due to the loss or gain of one or more electrons.
What is an Ion?
100
The SI unit of work or energy, equal to the work done by a force of one newton when its point of application moves one meter in the direction of action of the force.
What is a Joule?
100
The smallest structural and functional unit of an organism.
What is a Cell?
100
The smallest element that maintains the property of that element.
What is an Atom?
100
A structure that is composed of two or more different types of tissues.
What is an Organ?
200

Hydrogen, Nitrogen, Oxygen, Fluorine, Chlorine, Bromine, and Iodine are all considered these types of molecules.

What are Diatomic Molecules?

200
A quantity having direction as well as magnitude, especially as determining the position of one point in space relative to another.
What is a Vector?
200


This is the layer of skin that is just below the surface.


What is the dermis? 

200
A substance that cannot be broken down into simpler substances.
What is an Element?
200
This is the sum of all chemical reactions that take place inside the body.
What is Metabolism?
300

This is a noble gas that has an “A” as its first letter. 

What is Argon? 

300
The spontaneous decomposition of an unstable atomic nucleus into a more stable form, in one of three decays: alpha, beta, gamma.
What is Radioactivity?
300
A change of the DNA in an organism that results in a new trait.
What is Mutation?
300
An element or a compound is always considered to be this type of substance.
What is a Pure Substance?
300

This anatomical plane divides the body into right and left parts.

What is a Sagittal Plane?

400
This man is credited with the creation of the modern Periodic Table.
What is Mendeleev?
400
The rate of change of momentum of a body falling freely under gravity is equal to its ______.
What is Weight?
400


What is the only part of the human body that can’t repair itself?


The teeth. 

400
During this change of state, atoms or molecules will begin to become more ordered.
What is Sublimation?
400

This is the heart’s natural pacemaker.

What is the Sinoatrial Node or Sinus Node?

500

What does ATP stand for? 

Adenosine triphosphate

500
What speed of sound must a vehicle exceed before it can break the sound barrier?
What is 660 mph?
500
This organelle in a typical cell provides the function of ribosome production.
What is the Nucleolus?
500
An object at rest will remain at rest unless acted on by an unbalanced force. An object in motion continues in motion with the same speed and in the same direction unless acted upon by an unbalanced force. This is apart of Newton's First Law of Motion which is also considered to be the _____________________.
What is the Law of Inertia?
500
This structure of the digestive system is responsible for absorbing water from the remaining indigestible food matter and transmit the useless waste material from the body.
What is the Large Intestine?
M
e
n
u