ETS1-1

1. You are to build a platform that is four feet high and will support three plastic dinosaur toys. You may use wood, Styrofoam, or any other material you like. What is one of the criteria of this project?

• Time limit of 20 minutes
• Four feet high
• Must use wood
• Must be able to support your body weight

2. In an egg drop experiment, each group must design a container that will keep the egg from breaking when it is dropped 10 feet. What scientific principles will naturally be part of the constraints? (select all that apply)

• Gravity
• Conductors
• unbalanced forces
• Analog signals

3. A manufacturing company wants to put up a factory to produce paint cans in an area that is mostly desert. What are some of the constraints? Check all that apply.

• Environmental effects on the ecosystem
• Economic benefits for humans
• What color paint will be put in the paint cans
• Size of the building

4. The teacher has instructed you to design an electrical circuit that will light a light bulb using only the materials found in the room. Which statement is true?

• You can bring a battery from home tomorrow for this project
• The circuit must be a parallel circuit
• You must wear rubber gloves and safety goggles
• You will just need one light bulb

5. In any engineering project, which one is not a constraint?

• The cost of the project
• The local laws
• My favorite color
• Scientific principles related to the solution
• Impacts on humans