Engineering
What is the first step in the Engineering Design Process?
Ask/Identify Problem
The force that pulls objects toward Earth.
Gravity
The gas produced when baking soda and vinegar react.
Carbon Dioxide
The ability to float
Boyauncy
The "E" in STEM.
Engineering
What does a prototype mean?
A first model or test version of a design.
The force that slows moving objects.
Friction
Water changes into this state when frozen.
Frozen
Objects that float have lower ______ than water.
Density
The hottest planet.
Venus
Why do engineers test their designs?
To see what works and what needs improvement.
Energy of something that is moving.
Kinetic
Water changes into this state when it gets really hot
Gas
The amount of matter in an object.
Mass
The strongest natural material.
Diamond
Two groups build bridges with the same materials. One holds more weight. Name TWO possible reasons why.
Better design, stronger supports, better weight distribution, triangular supports, etc.
Energy stored before motion.
Potential
Two substances combining to form something new.
Reaction
A boat that leans to one side is ______.
Unbalanced
The red planet.
Mars
The step where engineers check if their design works.
Testing
A push or a pull.
Force
Tiny particles that lifted the raisins.
Bubbles
Boats float by displacing this.
Water
Whale shark