Name the three states of matter described by particle theory?
Solid, Liquid, and Gas
Is a bird's nest or a spider web considered a solid, shell, or frame structure
Both are considered frame structures.
When was highway 413 built
still in the making
Is Carbon CO2, or C?
c
Describe how "Convection" occurs in a liquid being heated in a kettle.
Convection happens through cycles where the hot water swirls up and the cold water sinks down
What is a Combination Structure?
A combination structure is a mix of any two or three basic structure types.
How many elements are there on the periodic table?
118
Explain the difference between "Thermal Expansion" and "Thermal Contraction.
Thermal Expansion occurs when matter increases in volume due to heating
Thermal Contraction occurs when matter decreases in volume due to cooling
Which force is able to twist a structure?
Torsion
Why is water a pure substance?
It is only made up of only identical molecules, maintaining a consistent chemical structure
Why does holding a stuck metal jar lid under hot water help remove it?
This works because of thermal expansion.
A concrete wall is an example of which structure?
Solid
Describe what happens to both substances when they reaches a state of thermal equilibrium?
Both objects reach the same temperature
Explain the difference between a static load and a dynamic load
static load is a slowly applied force and is unchanging while dynamic is an active moving force
What are the two types of mixtures?
Mechanical mixtures (heterogenous mixtures) and Solutions (homogenous mixtures)