Bridges
A bridge that spans long distances
What is a suspension bridge?
A straight path of points that continues indefinitely in opposite directions
What is a line?
Observe/Question, do research, form hypothesis, test with an experiment, draw a conclusion
What is the Scientific Method?
A polygon with 3 sides
What is a triangle?
Anything that has mass and takes up space
What is matter?
Arch, Beam, Suspension, and Truss
What are some bridge types?
The branch of mathematics that deals with points, lines, and planes
What is Geometry?
A variable that does not change during an experiment
What is a constant?
An angle that measures less than 90 degrees
What is an acute angle?
The special things that help us identify matter
What are properties?
Tension and compression
What are 2 bridge forces?
Part of a line that begins at one endpoint and extends indefinitely in one direction
What is a ray?
A prediction or possible solution to a problem or question based on evidence and knowledge
What is a hypothesis?
An angle that measures more than 90 degrees
What is an obtuse angle?
This big space is made up of matter and energy - nothing else
What is the universe?
An easy to build, inexpensive bridge
What is a Beam bridge?
A portion of a line with two endpoints
What is a line segment?
The one condition that can change in an experiment, the variable that the experimenter controls
What is an independent variable?
A triangle with 2 equal sides
What is an isosceles triangle?
The amount of "stuff" in an object
What is mass?
A very strong bridge used for railroad trains
What is a Truss bridge?
A precise location in space
What is a point?
The variable that you measure or observe
What is a dependent variable?
A triangle with 3 different side lengths
What is a scalene triangle?
This does not have mass or take up space, but it makes things move
What is energy?