7TH-EOC-10: Question Preview (ID: 28809)


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Mechanical Advantage equals
a) Resistance force X effort force b) Resistance force ÷ effort force c) Resistance effort X resistance force d) Resistance effort ÷ resistance force.
MA is ______________________.
a) Mass. b) Metric arithmetic. c) Mechanical mass. d) Mechanical advantage.
MA equals
a) Length of incline ÷ height of incline. b) Mass of load X length of incline. c) Length of incline ÷ height of load lifted d) Length of incline X height of load
The greater the ________________, the easier it is to do the work.
a) Mechanical advantage b) Load c) Mass load d) Mass advantage
How much force must be exerted on a 15-gram ball that is sitting on the end of a lever that is 10 cm from the fulcrum? The distance from the fulcrum to the force is 20 cm.
a) 3 .0 b) 30.0 c) 300.0 d) 3000.0
When using he Engineering Design Process to solve a design problem, _________ is one of the first steps in solving the challenge.
a) Brainstorming b) Making a Model or Prototype c) Testing and Evaluating the Design using Specifications d) Creating or Making it
When using the Engineering Design Process to solve a design problem, _________ is one of the last steps in solving the challenge.
a) Brainstorming b) Selecting an Approach c) Developing a Design Proposal d) Communicating Processes and Results
When using the Engineering Design Process to solve a design problem, _________ involves selecting a promising solution based on a thorough analysis of criteria and constraints.
a) Identifying Criteria and Specifying Constraints b) Exploring Possibilities c) Selecting an Approach d) Developing a Design Proposal
Creativity is defined as the _________ to create.
a) Desire b) Ability c) Quality d) Initiative
Technology is defined as the practical application of __________________ especially in a particular area such as engineering or medical technology.
a) Skills b) Engineering c) Knowledge d) Inventions
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