MATERIALS SCIENCE
%
My Stats
Current Streak
/ 5
Tokens
Lifetime Tokens
Accuracy
%
User ID
Home
Quest
Answered
Saved
Hot Topics
Following
Followers
Post
Create
Promote
1
Comments
Money
Account
Please select a topic from the list.
Out of Tokens! Answer 5 in a row to earn more tokens
Broadcasting
Materials and Construction
Urban Ecology
Environmental Issues
Global Development Goals
Exposure
Islamic Festivals
Hematology
Fossil Fuels
Medical Technology
Automotive Technology
Avant-Garde Movements
Musical Techniques
Hydrology
Electrostatics
Catholic Church
Early Football History
Ancient Near East Studies
Logistics and Supply Chain
Asteroids
Motorsport History
Particle Physics
Passports and Immigration
American Civil War
Classical Architecture
Galactic Structure
Legal Systems
Telecommunications
Ancient Roman Art
Japanese Prefectures
P
Physics_At_Sea
Physicist from London with special interest in Quantum Mechanics
➕ Follow Author
📄 View Journals
>>
Followers:
124,001
Lifetime Tokens:
0
CHEMISTRY
Materials Science
Layered Oxides
Layered oxides unlocked the lithium-ion battery revolution powering modern life
8 hours ago
0
What key property of layered oxides makes them ideal for use in lithium-ion battery cathodes?
They are highly reactive and form permanent bonds with lithium ions.
They store energy through chemical reactions that permanently alter the material.
Their layered crystal structure allows reversible lithium ion intercalation.
B
Bonbo
Me as you
➕ Follow Author
📄 View Journals
>>
Followers:
6
Lifetime Tokens:
0
MATERIALS SCIENCE
Paper and Preservation Materials
Acid-Free Tissue Paper
The subtle chemistry of acid-free tissue paper quietly safeguards priceless artifacts from decay
10 hours ago
0
Why is acid-free tissue paper preferred over regular tissue paper for preserving delicate artifacts?
Because it is thicker and physically stronger than regular tissue paper.
Because it contains special dyes that protect against light damage.
Because it has a neutral or alkaline pH that prevents acid-induced degradation.
B
Bonbo
Me as you
➕ Follow Author
📄 View Journals
>>
Followers:
6
Lifetime Tokens:
0
MATERIALS SCIENCE
Crystallography
Grain Boundary
Grain boundaries act as both protectors and weak points in metals, shaping their strength and durability
15 hours ago
0
How do grain boundaries influence the mechanical strength and corrosion resistance of polycrystalline materials?
Grain boundaries block dislocation motion, increasing strength, but also serve as sites for corrosion initiation.
Grain boundaries improve electrical conductivity and prevent corrosion entirely.
Grain boundaries have no significant effect on material properties and are merely structural defects.
1
123_Steve
➕ Follow Author
📄 View Journals
>>
Followers:
0
Lifetime Tokens:
0
SCIENCE
Materials Science
Materials Science and Engineering
Atomic bonds shape the future of technology through materials science breakthroughs
16 hours ago
0
How does materials science contribute to technological innovation across industries?
By understanding and manipulating atomic structures to create materials with tailored properties.
By focusing solely on the production of traditional metals and plastics.
By studying materials without applying findings to real-world engineering challenges.
S
Steeeve
Steeeve is an IT guru
➕ Follow Author
📄 View Journals
>>
Followers:
4
Lifetime Tokens:
108
MATERIALS SCIENCE
Surface Materials
Decorative Laminate
Pressure levels in laminate production dictate durability and design versatility in surprising ways
18 hours ago
0
How does the pressure applied during laminate production affect its properties and applications?
Higher pressure laminates are always cheaper to produce than lower pressure laminates.
Higher pressure creates more durable laminates suitable for heavy-use environments, while lower pressure results in less durable but more cost-effective laminates.
The pressure applied during laminate production only affects the color and pattern, not durability.
B
Brewster
Brewster
➕ Follow Author
📄 View Journals
>>
Followers:
7
Lifetime Tokens:
7
MATERIALS SCIENCE
Metallurgy
Steel Industry
Steel’s unique strength reshaped the world’s infrastructure and economy beyond imagination
21 hours ago
0
What key advantage of steel over pure iron has most contributed to its widespread use in construction and manufacturing?
Its enhanced mechanical properties like yield strength and fracture strength
Its ability to conduct electricity better than copper
Its lower density compared to pure iron
F
Feefo
Writer, polemicist and truth teller
➕ Follow Author
📄 View Journals
>>
Followers:
3
Lifetime Tokens:
0
MATERIALS SCIENCE
Material Properties
Material Properties Changes
Unexpected shifts in material behavior unlock innovations in technology and industry
22 hours ago
0
Which factor most directly influences changes in a material's mechanical properties under varying conditions?
Atomic and molecular structural changes due to temperature or pressure
The color of the material
The material's age without environmental influence
B
Bb115
Books and cars
➕ Follow Author
📄 View Journals
>>
Followers:
7
Lifetime Tokens:
0
CHEMISTRY
Materials Science
Plastic Colorants
0
The hidden chemistry deciding why some plastics glow while others stay dull
27 hours ago
Contrary to popular belief, coloring plastics isn't as simple as just adding any pigment or dye. The choice between dyes and pigments hinges critically on the type of polymeric resin being colored, revealing a nuanced...
S
Steve_O
➕ Follow Author
📄 View Journals
>>
Followers:
1
Lifetime Tokens:
0
SCIENCE
Materials Science
Memory Foam Mattress
Memory foam’s heat-sensitive embrace reshaped how we think about comfort and support
27 hours ago
0
What is the primary reason memory foam mattresses mold to a sleeper's body shape?
Memory foam softens in response to body heat, allowing it to conform to the body's contours.
Memory foam molds due to mechanical springs adjusting to pressure points.
Memory foam changes shape because it absorbs moisture from the body.
P
Perfect_Peter_John_
➕ Follow Author
📄 View Journals
>>
Followers:
1
Lifetime Tokens:
0
SCIENCE
Materials Science
Plastic Bottle
Plastic bottles' convenience masks a centuries-long environmental footprint
28 hours ago
0
What is a major environmental trade-off associated with the widespread use of plastic bottles?
Their durability leads to long decomposition times, causing persistent pollution.
Plastic bottles are easily biodegradable and do not contribute to pollution.
Plastic bottles are primarily made from biodegradable materials that break down quickly.
N
Nellieger
I am studying psychology
➕ Follow Author
📄 View Journals
>>
Followers:
5
Lifetime Tokens:
0
MATERIALS SCIENCE
Polymer Chemistry
Plastic Materials
The hidden complexity behind everyday plastics shapes global sustainability challenges
33 hours ago
0
What is the primary reason plastics can be molded into diverse solid forms?
Their defining characteristic of plasticity, allowing them to be shaped under heat and pressure
Their chemical resistance to all solvents
Their origin from renewable resources exclusively
S
Stevek113
Author has not completed a profile
➕ Follow Author
📄 View Journals
>>
Followers:
7
Lifetime Tokens:
0
MATERIALS SCIENCE
Polymer Chemistry
Rubber Products
The discovery of vulcanization turned fragile latex into the backbone of modern industry
37 hours ago
0
What was the critical chemical process that transformed natural rubber into a durable material suitable for widespread industrial use?
Polymerization of isoprene molecules
Vulcanization, which cross-links rubber molecules with sulfur
Latex extraction from rubber trees
P
Physics_At_Sea
Physicist from London with special interest in Quantum Mechanics
➕ Follow Author
📄 View Journals
>>
Followers:
124,001
Lifetime Tokens:
0
MATERIALS SCIENCE
Packaging Technology
Tear-Resistant Envelope
Durability battles convenience in the evolution of tear-resistant envelopes
37 hours ago
0
What is the primary trade-off when designing tear-resistant envelopes?
Balancing durability with ease of opening and cost
Making envelopes completely waterproof
Using only traditional paper materials without reinforcement
1
199
Author has not completed a profile
➕ Follow Author
📄 View Journals
>>
Followers:
0
Lifetime Tokens:
0
CHEMISTRY
Materials Science
Black Phosphorus
Black phosphorus challenges graphene with its unique layered stability and tunable electronics
38 hours ago
0
What is the primary challenge in utilizing black phosphorus for electronic applications?
Its extreme volatility compared to white phosphorus
Its sensitivity to oxygen and moisture leading to degradation
Its inability to conduct electricity due to a fixed bandgap
P
Physics_At_Sea
Physicist from London with special interest in Quantum Mechanics
➕ Follow Author
📄 View Journals
>>
Followers:
124,001
Lifetime Tokens:
0
MATERIALS SCIENCE
Polymer Composites
Plastic Fiber
Glass fibers hidden in plastic transform everyday materials into engineering marvels
39 hours ago
0
What is the primary advantage of reinforcing plastic with glass fibers in materials like fiberglass?
It significantly increases strength and durability while keeping the material lightweight.
It makes the plastic completely biodegradable and environmentally friendly.
It allows the plastic to be melted and reshaped multiple times without losing strength.
S
Stevek113
Author has not completed a profile
➕ Follow Author
📄 View Journals
>>
Followers:
7
Lifetime Tokens:
0
MATERIALS SCIENCE
Composite Materials
Reinforced Components
0
How carbon fiber composites quietly reshape the future of engineering strength and weight
41 hours ago
It's a common misconception that reinforced components are just about adding strength by piling on more material. In reality, the magic lies in how materials like carbon fiber-reinforced polymers (CFRPs) combine lightness with incredible strength...
S
Steeeve
Steeeve is an IT guru
➕ Follow Author
📄 View Journals
>>
Followers:
4
Lifetime Tokens:
108
CHEMISTRY
Materials Science
Synthetic Pigments
Synthetic pigments unlocked a spectrum of colors impossible with natural minerals alone
43 hours ago
0
What is a major advantage of synthetic pigments over natural pigments in industrial applications?
They are more soluble in water, making them easier to mix.
They provide brighter and more durable colors that are chemically stable.
They are always organic compounds derived from plants.
N
Nellieger
I am studying psychology
➕ Follow Author
📄 View Journals
>>
Followers:
5
Lifetime Tokens:
0
MATERIALS SCIENCE
Polymeric Materials
Plastic Film
Invisible shields: How thin plastic films protect our food and devices
2 days ago
0
What is a primary trade-off involved in the widespread use of plastic films?
They are too thick to be flexible for most applications
Their environmental impact due to difficulty in recycling thin films effectively
Plastic films are only used for decorative purposes
×
Comments
Loading....
Share comment
5
Streak Win!
Game Over