Vocabulary
Cars can travel further in 2025 than cars in 1905, making them an important example of ___________.
What is technology?
True or False: All you need to light a light bulb is a copper wire, a battery and a light bulb.
What is true?
The step that does not belong in the engineering design process.
Ask. Imagine. Hypothesis. Improve
What is a hypothesis?
A component made by connecting two conductors in order to control the electric current in a circuit.
What is a switch?
This is the type of circuit the ceiling lights in our classroom are connected in.
What is a parallel circuit?
A copper penny could be used as a ____________ in an electrical circuit.
What is a conductor?
A circuit that only has one path in which electricity can travel.
What is a series circuit?
Ryan and Brett were talking about how to mix earth materials to make a strong mortar. Brett suggested mixing sand, straw and water. Ryan suggested mixing clay and straw, because clay is sticky. They continued to think of more ideas. This step of the engineering design process is _______________.
What is imagine?
What is a motor?
Our fire alarm system at school is a circuit connected in _______________.
Nikola Tesla came up with many solutions to solve problems, making him a great example an ____________.
What is an engineer?
True or False: A circuit with two batteries will only work if the negative terminals are connected.
What is false?
Brent and Nate are working on a design. They made this list.
What is the problem? What materials can we use?
How have other people solved this problem?
This step of the engineering design process is _____.
What is ask?
Copper wire and steel wool can both be used as ___________ in an electrical circuit.
What is a conductor?
Many flashlights require two or more batteries. When one battery burns out, the light bulb doesn't work. This is an example of a _____________ circuit.
What is series?
The component in a circuit that does not allow electricity to pass through.
Rebecca hung a string of lights with 200 light bulbs in her classroom. After two months, 50 of them went out, but the rest stayed on. This is an example of a ______________.
What is a parallel circuit?
Pete and Pat made a chair out of wood. They realized it sat too far back and caused their backs to hurt while working at their desk. It's frustrating, but they decide to modify it. This part of the engineering design process is _____________.
True or False: A battery's symbol in a schematic diagram consists of two lines. A short line for the positive terminal and a long line for the negative terminal.
What is false?
One of these does not belong:
Sam's tall Yeti mug. A cobalt magnet
A desk chair leg. The faucet handle on the sink
What is a cobalt magnet?
A drawing used by electrical engineers that uses symbols to represent a circuit.
What is a schematic diagram?
True or False: Adeline has two light bulbs and one battery connected in parallel. In this set up, the bulbs will be bright and the battery will drain quickly.
What is true?
Bilal and Rylan were building a small windmill together. The two of them attached the blades to the rotor and it began to spin. This part of the engineering design process is called _____________.
What is create?
A drawing made by Pete and Emily to show where the different components of Emily's alarm system would go.
What is a schematic diagram?
The eventual result of using one wire to connect the polar ends of one battery.
What is fire?