Vocab
A constraint is something that _______ your design. For example money or time.
limits
What is the second step in the engineering and design process?
brainstorming
Jack is designing and building a birdhouse. He wants his birdhouse to be built of wood. It must stand on its own and have a hole in the front. He only has $20 to buy his supplies. He also wants it to be blue. Jack's dad wants the birdhouse to be complete in one week. Identify the criteria of Jack's birdhouse.
1. built of wood
2. free standing
3. hole in front
4. blue
An engineer is designing a new electric car. He must research how energy efficient the new design is. Does this task require the use of science or math?
science
Technology can have both negative and positive consequences. A positive result of cars is....
Cars make it easier to get from one place to another.
want
What is the first step in the engineering and design process?
identify the problem/goal/purpose
Jack is designing and building a birdhouse. He wants his birdhouse to be built of wood. It must stand on its own and have a hole in the front. He only has $20 to buy his supplies. He also wants it to be blue. Jack's dad wants the birdhouse to be complete in one week. Identify the constraints of Jack's birdhouse.
1. money
2. time
The engineer designing the electric car must also calculate the battery life of the electric car. Does this task require the use of science or math?
math
Technology such as cell phones have negative consequences on society. Give an example of a negative consequence of cell phones.
less exercise
Sharing all of your ideas, however good you think they are.
brainstorming
Why do scientist follow the engineering and design process?
A.) to find solutions to problems
B.) to use the same solution for every problem
A.) to find solutions to problems
In Defined STEM we are designing a new classroom layout. Your goal is to design a classroom that is a welcoming environment for students.You must have desks or tables in your classroom for students to work at. You can choose to have couches, yoga balls, stools, bean bags, etc. You only have a certain amount of time to complete your blueprint. Identify the criteria and constraints of the project.
CRITERIA: design a classroom that is a welcoming environment for students
CONSTRAINTS: must have desks, certain amount of time
The engineer designing the electric car needs to give an estimate for the cost of the car to his boss. Does this task require the use of math or science?
math
reduce the amount of air pollution
The process of giving up one quality or feature of a design to gain a different quality or feature.
tradeoff
Julie wants to design a better pencil sharpener that will not break the pencil as often. She is just beginning the E & D process and has brainstormed with a group already. What should she do next?
A.) tell her team what she learned
B.) test her prototype
C.) build a prototype
C.) build a prototype
Hikers come across a deep trench on their hiking trail. They need to cross the trench safely but they only have a few thick tree branches and rope. Design a solution to get across the trench that meets all the criteria and constraints.
Scientist gain ____________ on certain subjects while engineers communicate information. Both scientists and engineers ________________.
Give a positive and negative consequence of plastic water bottles.
P: portable, easy to carry
N: creates more pollution, bottles end up in landfills