Thermal Energy Design Challenge

Design a device that can absorb thermal energy using a chemical process. Which of the following steps is crucial in the planning phase to ensure the device functions effectively?

• Selecting materials based solely on cost

• Identifying the specific chemical reaction that absorbs heat

• Ignoring safety protocols to speed up the process

• Choosing a random chemical reaction

Tags

NGSS.HS-PS3-4

NGSS.HS-PS1-5

When constructing a device to release thermal energy, which of the following is a strategic consideration to ensure the device is safe and efficient?

• Using any available chemical without testing

• Planning for controlled release of energy

• Ignoring the rate of the chemical reaction

• Focusing only on the appearance of the device

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

NGSS.HS-PS1-4

NGSS.HS-PS1-5

Which of the following is an example of using evidence to modify a device that absorbs thermal energy?

• Changing the color of the device

• Adjusting the concentration of reactants based on temperature data

• Increasing the size of the device without testing

• Ignoring feedback from initial tests

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

In the design process of a thermal energy device, why is it important to test the device multiple times?

• To ensure the device looks appealing

• To gather data for improving efficiency and safety

• To increase the cost of the project

• To reduce the time spent on the project

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

NGSS.HS-PS3-3

Which reasoning process is essential when selecting materials for a device that releases thermal energy?

• Choosing materials based on their availability

• Evaluating materials based on their thermal conductivity and reaction with chemicals

• Selecting materials that are the most expensive

• Using materials that are the lightest

Tags

NGSS.HS-ETS1-3

What is a critical step in planning a device that absorbs thermal energy through a chemical process?

• Ignoring the environmental impact of the device

• Identifying the endothermic reaction that will be used

• Focusing only on the device's color

• Using the first design idea without evaluation

Tags

NGSS.HS-ETS1-3

NGSS.HS-ETS1-2

How can evidence from initial tests be used to improve a device that releases thermal energy?

• By ignoring the test results

• By adjusting the chemical mixture to optimize energy release

• By making the device larger without reason

• By changing the device's shape without analysis

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

NGSS.HS-PS3-3

Which of the following is a strategic approach to ensure the safety of a device that absorbs thermal energy?

• Testing the device in a controlled environment

• Ignoring potential hazards

• Using untested chemicals

• Focusing only on the device's efficiency

Tags

NGSS.HS-ETS1-3

What is an important consideration when planning a device that releases thermal energy?

• Ensuring the device is the smallest possible

• Calculating the energy output to match the intended use

• Using the cheapest materials available

• Ignoring the device's durability

Tags

NGSS.HS-ETS1-3

NGSS.HS-PS3-4

NGSS.HS-ETS1-2

Why is it important to modify a device based on test results in the design process?

• To ensure the device is aesthetically pleasing

• To improve the device's performance and safety

• To increase the complexity of the device

• To reduce the cost of production

Tags

NGSS.MS-ETS1-3

NGSS.MS-ETS1-4