Amplify Chapter 2 Quiz

What is your name?

1. True or false? An electrical device is considered a converter because it changes one form of energy into another.

• True
• False

2. A toaster converts electrical energy into which type of energy?

• a. sound
• b. electrical
• c. motion
• d. thermal

3. Which 2 forms of energy are produced by this light bulb? Remember to choose two!

• a. motion
• b. light
• c. sound
• d. thermal

4. KEY CONCEPT! Energy can change from one form to another form. One way energy can change forms is through an/a ________________.

• a. electrical device
• b. charger
• c. extension cord
• d. magic trick

5. Devices will not have energy to function if they need _________ energy from the system than is put into the system.

• more
• less

6. The things that engineers think about and test in order to know how well something solves a problem is called ________________.

• a. an argument
• b. criteria
• c. a solution
• d. an inference.

7. Getting people to stop using some of their devices does NOT meet which criteria?

• 1. Converts less energy from the grid (uses less energy)
• 2. Doesn't change how people use their devices.

8. Which solution meets both criteria and is the best for possibly reducing blackouts in Ergstown? CRITERIA: 1. Converts less energy from the grid (uses less energy) 2. Doesn't change how people use their devices

• Solution 1: Get people to stop using some devices
• Solution 2: Replace older streetlights with LED streetlights.

This gaming setup produces more than one type of energy. Which type of energy would be considered a waste of energy?

• a. light
• b. sound
• c. thermal
• d. motion