Chemistry
Physics
6th Grade
7th Grade
Random
100
The maximum number of valence electrons that an element can have
What is 8?
100
The equation for speed
What is speed = distance/time?
100
The formula for density
What is density = mass / volume?
100
Two types of pioneer species that move into an area that has no plants during primary succession
What are mosses and lichens?
100
Speed with direction
What is velocity?
200
Determines the reactivity of an element
What are valence electrons?
200
Shown on a Position vs Time graph with a straight line
What is constant speed or motion?
200
The type of kingdom that includes organisms with a cell wall but no chloroplasts
What is the Fungi Kingdom?
200
The body system that functions to support the body, protect the organs, produce blood cells, and store calcium
What is the skeletal system?
200
A change in speed or direction
What is acceleration?
300
A group of elements that does not form compounds or react with other elements
What are the noble gases or group 18?
300
The equation for finding mass (using f=ma). (Hint: think of the triangle)
What is mass = force/acceleration?
300
The reason Earth stays on a path around the sun, being pulled towards each other, instead of either moving in a straight line
What is gravity or gravitational attraction?
300
The type of change when you chew food, breaking it into smaller pieces
What is a physical change
300
Energy produced by a machine or moving part
What is mechanical energy?
400
The substances listed on the left side of a chemical equation, the starting materials...
What are the reactants?
400
An object's tendency to keep doing whatever it is already doing (in motion, stay in motion; at rest, stay at rest...UNTIL an unbalanced force is applied)
What is inertia?
400
The type of energy related to an object's motion
What is kinetic energy?
400
The location for the instructions (DNA) that provide information about a person genetic makeup
What is on genes?
400
A person walking applies a force to the ground, the reaction force is...
What is the ground applies a force back to the person or normal force?
500
The law explaining that reactants must equal products and that matter is neither created or destroyed
What is the law of conservation of mass?
500
One of Newton's laws that explains why a seatbelt is needed to stop a person from going through a car window during a car crash
What is Newton's 1st law?
500
the type of energy related to an object's position, especially position from the ground
What is potential energy?
500
This famous American scientist discovered electricity while outside flying a kite.
Who is Benjamin Franklin
500
The type of energy that is maximum at the bottom of a roller coaster hill.
What is kinetic energy?