Structures 1
Example of a shell structure not yet named in today's game
?
Example of a solid structure.
Brick, Gold bar, Granite countertop
The force holding us on earth.
Gravity
Define compression
Compression: A force that squeezes or presses something together.
Title of our Unit?
Form and Function
The two ways things are made:
Man-made/ Natural
Gravity is considered an internal force.
True/ False
False
What is a force?
A force is any push or pull motion.
Define tension
Tension: A stretching force that expands or lengthens.
Solids structures are sometimes referred to as:
mass structures
Define a solid structure
made from one piece of solid material
Which of the following is a dynamic load
A) The weight of a structure
B) The gust of wind
C) The mass of a pyramid
D) The frame of a house
The gust of wind.
Name some external forces that can be found naturally?
Wind/Water
Define torsion
Torsion: A force in a twisting motion.
Provide an example of a bad material combo.
Glass hammer, straw house, sandpaper toilet paper
Why is it important to consider the materials for the job being done?
Mr Wilson Choice
Provide 2 examples of natural shell structures
eggs, nests, turtle shell, snail shell
Define dynamic load
Dynamic Load: Can change when acting on a structure. Examples: Wind, snow.
Provide an example of a shearing motion
Ripping paper in half, cutting with scissors, using a knife through dinner
Tell me about consideration of natural disasters. 2-3 points
materials, location, type of living situation, frequency
Define a frame structure
Frame structures rely on a framework arrangement made from parts that are connected together.
List 2 examples of frame structures and the parts making up one of them
Wilson choice
Define static load
Static Load: Does not change; the size, position, and direction remain the same. Example: The weight of a structure.
Define shear
Shear: A force that pushes in opposite directions.
Why are bridges good examples of structures?
lots of different forces seen acting on them, seen out in real life, we use them, can make smaller version of them