

LED Setup and Components
Interactive Video
•
Design, Science, Life Skills
•
5th - 8th Grade
•
Practice Problem
•
Hard
Amelia Wright
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first material you need to prepare for the project?
A new USB cable
A new resistor
A new LED bulb
A used USB socket or phone charger cable
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the color of the positive wire in the USB socket?
Red
Green
Blue
Black
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the resistance value of the resistor used in the project?
150 ohms
200 ohms
100 ohms
50 ohms
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the wattage of the LED used in the tutorial?
1 watt
5 watts
10 watts
15 watts
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of the black wire in the LED setup?
To connect to the positive terminal
To act as a cooling agent
To connect to the negative terminal
To increase brightness
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is used to insulate the back of the LED setup?
Electrical tape
Double-sided tape
Plastic cover
Glue
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the function of the lamp cover made from a spray paint can lid?
To provide aesthetic appeal
To act as a heat shield
To protect from water
To enhance brightness
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