
Understanding Plasma Globes and LED Lighting
Interactive Video
•
Physics, Science
•
5th - 8th Grade
•
Hard

Emma Peterson
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main purpose of using a plasma globe in the video?
To explain the history of plasma globes
To compare different types of bulbs
To show how to fix a broken bulb
To demonstrate wireless power transmission
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens when the cover of the LED bulb is removed and brought near the plasma globe?
The bulb stops working
The bulb changes color
The bulb lights up
The bulb explodes
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does touching the bulb affect its brightness?
It makes the bulb dimmer
It has no effect
It turns the bulb off
It makes the bulb brighter
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What role does the electromagnetic field play in lighting the bulbs?
It heats the bulb
It breaks the bulb
It induces a current
It changes the bulb's color
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why does the presence of a human body enhance the brightness of the bulb?
The body cools the bulb
The body blocks the electromagnetic field
The body has a natural charge
The body absorbs light
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the effect of the electromagnetic field on the gas inside fluorescent bulbs?
It solidifies the gas
It cools the gas
It induces electron flow
It changes the gas color
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the purpose of standing on the ground during the demonstration?
To prevent electric shock
To serve as grounding
To avoid slipping
To increase height
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