The three states of matter
What are solid, liquid, and gas?
Something your design must have is called this
What are criteria?
What are villi?
The reason cold air sinks and warm air rises
What is density?
WWW stands for this
What is world wide web?
Any characteristic or trait that can be used to identify, describe, or classify a substance
What is a property?
A reaction that gets warmer
What is an exothermic reaction?
Visual examination of a body cavity or canal using a specialized lighted instrument
What is an endoscopy?
Air temperature does this as altitude increases
What is decreases?
A company manufactures outdoor benches made of wood. This action represents a finishing step in the manufacturing process of a wood bench.
What is D?
This does not change in a closed system, but does change in an open system
What is mass?
One problem with existing MREs
Expensive, difficult to distribute, etc
What was M'Kenna's diagnosis?
This is created when warm air rises and is replaced by cooler air at Earth's surface
What is wind?
You build this to test a solution's feasibility
What is a prototype?
The mathematical formula for density
What is mass divided by volume?
The scientific name for root killer
Fat breaks down into this during chemical reactions in the digestive system
What is fatty acid?
What is low pressure?
This is the design and manufacture of simple and complex products or systems by using the scientific method.
What is the engineering design process?
The two ingredients that reacted to make a gas
What are citric acid and baking soda?
Energy comes from here in an endothermic reaction
This is the reason molecules in the digestive system seem like they are disappearing
What is absorption?
Energy transfer between particles through direct contact
What is conduction?
This type of bridge spans the Golden Gate Straight.
What is a suspension bridge?