Engineering Design Process
The main purpose of the engineering design process
What is finding a solution
The amount of gravity you produce
What is not much
The side of a magnet that would attract a south pole
What is the north pole
The items will be attracted to each other
What will happen when an item with a negative charge and an item with a positive charge
A temporary magnet
What are electromagnets
A restriction on a design
What is a constraint
The type of force gravity exerts
What is pull/attract force
The two factors that determine magnetic strength
What is material and distance
The same number of negative and positive charge
What is electrically neutral
Name one everyday object that we learned about that uses electromagnetism
What is a maglev train, MRI machine, or headphones
A factor that can be changed
What is a variable
A way to increase gravitational potential energy
What is lifting an item higher
The three magnetic elements
What is iron, cobalt, and nickel
A build up of static electricity in storm clouds
What is a lightning strike
How do you make an electromagnet
What is an iron coil, capacitor, and battery
The two steps repeated in the engineering design process
What is test & evaluate and redesign
The two factors that determine gravitational strength
What is distance and mass
An increase in magnetic potential energy
a) moving opposite poles further apart
b) moving like poles closer together
c) using stronger magnets
d) all of the above
All of the above
The two factors that determine the strength of electric fields
What is distance and amount of charge
The two factors that make the magnetic field stronger
What is higher coil density and higher electric current
The seven steps of the engineering design process
What is Identify the problem, brainstorm solutions, design, build, test + evaluate, redesign, and share solution
When is never
The reason magnets are magnetic
What are aligned domains
This will result in the bending of flowing water
What is a negatively charged object held in close proximity to water
A current produced because of voltage production due to a changing magnetic field
What is electromagnetic induction