
Unit 5.2 Alevel AQA DT Smart Materials

Quiz
•
Design
•
5th Grade
•
Hard
Miss England
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "smart material" refer to?
A material that can respond to changes in its environment
A material that is always soft
A material that never changes
A material that is only used in computers
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which smart material glows in the dark after being exposed to light?
Phosphorescent pigment
Photochromic pigment
Shape memory alloys
Piezoelectric material
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which smart material emits light when an electric current passes through it?
Electroluminescent wire
Phosphorescent pigment
Shape memory alloys
Piezoelectric material
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What can shape memory alloys (SMAs) be "programmed" to do?
Remember a specific shape
Change color in sunlight
Dissolve in water
Float in air
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a common shape memory alloy (SMA)?
Nitinol
Copperal
Ironite
Aluminol
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can thermochromic pigment be used to improve safety?
By indicating temperature changes that could be dangerous
By making objects heavier
By making objects waterproof
By making objects float
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do phosphorescent materials work?
They absorb sound and emit heat
They absorb water and emit light
They absorb energy from light sources and emit light in the dark
They absorb heat and emit sound
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