

Exploring the Possibility of Undiscovered Elements
Interactive Video
•
Science
•
6th - 8th Grade
•
Practice Problem
•
Hard
+2
Standards-aligned
Emma Peterson
FREE Resource
Standards-aligned
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary reason fictional elements like Adamantium are popular in science fiction?
They are stable elements
They are easy to synthesize
They have miraculous properties
They are found naturally on Earth
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element was predicted by Mendelev and later discovered to be artificially created?
Gallium
Scandium
Germanium
Technetium
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What natural cosmic event contributes to the formation of heavy elements like technetium?
Lunar formation
Black holes
Supernovae
Solar flares
Tags
NGSS.HS-ESS1-3
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are isotopes like carbon-14 considered unstable?
They are synthetic
They undergo radioactive decay
They have an equal number of protons and neutrons
They have too many protons
Tags
NGSS.HS-PS1-8
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the role of neutrons in atomic nuclei?
They stabilize the nucleus
They increase atomic mass
They add electrical charge
They are purely structural
Tags
NGSS.HS-PS1-8
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What concept explains why certain nuclear configurations are more stable?
Nuclear fusion
Quantum tunneling
Electron configuration
Magic numbers
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the 'island of stability'?
A region with many stable natural elements
A concept in chemical bonding
A theoretical group of highly stable isotopes
An actual island where stable elements are found
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