Smarty Pants Quiz
09
00
00
Which gases are often used for lighted signs?
Natural
Halogen
Noble
Transition
Too bad, so sad! Try again!
When inventors ran high-voltage electric current through different gases in glass tubes, they discovered that Noble gases produced vivid colors.
Smart choice, you're safe! Go here!
09
00
00
Which gases are often used for lighted signs?
3 of 5 people (60%) answered this question correctly.
0
of 54 questions completed
Dashboard
Your Coins:
0
World Coin Count: 6880
Product
Value
Cost
Life
Buy lives to help pass the quiz.
1 x 50 Coins