Engineering & Tech Ed EOC - 2018

What is the FIRST step of the engineering design process?

• build a prototype

• understand the plan

• research the plan

• brainstorm

What is the purpose of mechanical advantage?

• to only multiply the force of a object

• to act only as a distance divider

• to decrease the amount of effort we have to use

• to increase the amount of effort we are capable of applying

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Humans use energy while at rest. Most of this energy is converted in to what type of energy?

• electrical

• kinetic

• motion

• heat

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What is the difference between tension and compression?

• tension pulls apart while compression twists

• tension pushes while compression pulls apart

• tension pulls down while compression pushes together

• tension pulls apart while compression pushes together

According to Newton's 2nd Law of Motion, what are two ways to increase force?

• increase mass and increase acceleration

• decrease mass and increase acceleration

• increase mass and decrease acceleration

• decrease mass and decrease acceleration

What is it called when you improve one thing while having a negative effect on something else?

• engineering tradeoff

• transportation ratio

• Newton's 2nd Law

• balance point

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How do you increase the lift efficiency ratio and flight times?

• increase wing plantar area and/or increase glider weight

• decrease wing plantar area and/or decrease glider weight

• decrease wing plantar area and/or increase glider weight

• increase glider area and/or decrease glider weight

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Which of the following is an advantage of an electric vehicle?

• their range is longer than a gas powered vehicle

• a short charge time compared to filling a gas tank

• they can be charged anywhere

• they are less polluting

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What is the term called when Bioengineers use nature as an inspiration for design?

• Cooperative Engineering

• Adaptable

• Biomimicry

• Suitable

What is it called when engineers improve existing technologies or solve technological problems?

• four forces of flight

• photovoltaic technology

• lift efficiency ratio

• invention and innovation

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