Worksheets7th Grade First Pretest
Total questions: 10
Worksheet time: 5mins
A design team has defined a problem, brainstormed, and chosen a solution. What's next?
Build and Test
Iterate
Evaluate
After testing your prototype, if it doesn't work, what should you do?
Quit
Throw it away
Iterate
Engineers can use sketches to show lots of views at once.
False
True
A Rube Goldberg machine uses lots of _______ to make a simple job difficult.
Dominoes
Balls
Toys
Simple Machines
This segment of code will:
Move the robot forward for 3 seconds
Move the robot forward for 1 second
Move the robot backward and stop
Turn the robot to the right
This segment of code will:
Move the robot forward for 3 seconds
Move the robot forward for 1 second
Move the robot backward and stop
Turn the robot to the right
_________________ is the force that makes it difficult for things to move.
Levers
Friction
After testing your prototype, if it doesn't work, what should you do?
Quit
Throw it away
Iterate
A lever is a rigid object that is used with an appropriate fulcrum point to multiply the mechanical force that can be applied to another object.
False
True
