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WorksheetsQuiz on Energy and Materials
Total questions: 12
Worksheet time: 12mins
Which one of the following is a type of potential energy?
Mechanical
Movement
Heat
Light
In a home security intruder alarm, which one of the following is the output device?
Pressure pad
Motion sensor
Audible alarm
Proximity switch
What is the definition of a composite material?
A material made from two or more different materials to improve its properties
A material that reacts to changes in the environment
A material that has the ability to repair itself if cracked under stress
A material that is made from only recycled or recyclable materials
Which of the following is not a coated metal?
Anodized aluminium
Chrome plated steel
Stainless steel
Plastic dip-coated mild steel
Discuss why developed and developing countries are moving away from fossil fuels to provide their supply of electricity?
Explain two positive environmental impacts of using rechargeable batteries over single use batteries?
Name two smart materials and state the stimuli that trigger reactions.
Describe two different ways that the functionality of textiles can be improved.
Which of the following materials is considered a smart material?
Aluminium
Thermochromic pigment
Glass
Concrete
What is the primary characteristic of a smart material?
It is lightweight and durable
It can change its properties in response to external stimuli
It is made from recycled materials
It is resistant to corrosion
Which of the following is a property of thermochromic materials?
They conduct electricity
They change color with temperature changes
They are magnetic
They emit light when heated
Which of the following materials is known for its piezoelectric properties?
Quartz
Glass
Plastic
Wood
