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WorksheetsNanoscience Quiz 1
Total questions: 15
Worksheet time: 12mins
The prefix "nano" comes from a ...
French word meaning billion
Greek word meaning dwarf
Spanish word meaning particle
Latin word meaning invisible
What is nanotechnology?
Study and manipulation of technology that is micro sized
Study and manipulation of matter that is small but can still be seen by the human eyes
Study and manipulation of matter at a scale of 1-100 nano meters
Study and manipulation of matter that moves at a speed measured in nano seconds
Why the properties of nanomaterials are different significantly compared to bulk materials?
Increase relative surface area
Decreased relative surface area
Increased lattice parameters
Lower down the melting temperature
If something is repellent and tends not to combine with water, or dissolve in water, it would be considered.....
Hydrophobic
Exothermic
Endothermic
Hydrophilic
There is plenty of room at the bottom .This was stated by
Albert Einstein
Newton
Richard feyman
Eric dexler
Which of the following would be an example of a nanosize object?
Bike
Printed words in a textbook
Grain of sand
Chromosomes
The sole of a gecko's foot has millions of nanoscale hairs that help it grip to almost any surface.
Using nature as inspiration, what would be a similar concept?
Coffee was spilled on a customer's white cotton pants by a waiter. The coffee rolled off the pants and did not leave a stain.
What might we know about the material?
The material is hydrophobic
The material might be a nanoengineered product
All of the above
None of the above
How wide is a nano-scale particle?
1cm
1-100nm
1mm
Very small
Nanoscale silver can be used in....
Nappies
Bandages
Windows
Suncream
In the time it takes for you to read this sentence, your fingernails have already grown ____ nanometers (nm)
2
1
20
10
For Graphene
Finie Band Gap
Zero Band Gap
Discrete Band Gap
None of these
