Volcanoes & Earthquakes
Melted rock beneath Earth’s surface
What is magma?
A push or pull on an object
What is a force?
The area around a magnet where forces act
What is a magnetic field?
Solve: x + 5 = 12
What is x = 7?
The sum of angles in a triangle
What is 180 degrees?
The opening at the top of a volcano
What is a crater?
The force that pulls objects toward Earth
What is gravity?
Opposite magnetic poles do this
What is attract?
Solve: 3x = 18
What is x = 6?
A relation where each input has exactly one output
What is a function?
A volcano that erupts gently with flowing lava (like in Hawaii)
What is a shield volcano?
An object in motion stays in motion unless acted on by this
What is an unbalanced force?
Like magnetic poles do this
What is repel?
The slope in y = mx + b is represented by this letter
What is m?
Distance formula is based on this theorem
What is the Pythagorean Theorem?
The point inside Earth where an earthquake starts
What is the focus?
Speed in a specific direction
What is velocity?
A magnet created by electric current
What is an electromagnet?
Solve: 2x + 4 = 10
What is x = 3?
The y-intercept is where the graph crosses this axis
What is the y-axis?
The point on Earth’s surface directly above the focus
What is the epicenter?
Newton’s 2nd Law relates force, mass, and this
What is acceleration?
Increasing the number of coils in an electromagnet does this to its strength
What is increase?
Two equations with two variables solved together form this
What is a system of equations?
A number that cannot be written as a fraction (like √2)
What is an irrational number?