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Worksheetsnanotechnology in the nanoworld
Total questions: 55
Worksheet time: 30mins
Which 2 of the following technologies are currently made using nanotechology?
odor-free socks
vegetarian meatballs
vaccinations
wrinkle-resistant fabrics
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
Having a tendency to mix with, dissolve in, or be wetted by water.
Hydrophobic
Hydrophilic
which will give hi-resolution images?
SEM
TEM
synthesis of nanoparticles is possible with
top down method
bottom up method
both
Why the properties of nanomaterials are different significantly compared to bulk materials?
Quantum effect
Confinement effect
Synergistic effect
Avalanche effect
Why the properties of nanomaterials are different significantly compared to bulk materials?
Increased relative surface area
Decreased relative surface area
Increased lattice parameters
Lower down the melting temperature
Nanotubes are considered as Two-dimensional (2-D) nanomaterials
Yes
No
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
An atom.......
Is the smallest particle of an element that retains all the properties of that element.
Is anything that has mass and takes up space.
Has a positive charge
Has a negative charge
There are _____________ nanometers in a meter.
10 million
1 billion
1000
100
You can see objects on the nano level with....
Your own eyes
A magnifying glass
A Scanning Electron Microscope
A telescope
Which of the following would be an example of a nanosize object?
Bike
Printed words in a textbook
Grain of sand
Chromosomes
We can use nanotechnology to alter physical properties of matter by arranging and rearranging what?
Newton's laws
Atoms
LittleBits
Nanowhiskers
Nanotory
Nano Lab
microroom
None of the Above
The following are applications of nanotechnology except
water treatment and purification
environmental remediation
green nano composites
none of the above
It will be a lot easier if nanomolecules are used in manufacturing concrete, asphalt, glues, and housing surfaces.
Contraction
Construction
Food processing and storage
Nanomolecules
The word nanotechnology is derived from what words?
nano and techne
nanno and techne
nano and technology
nanno and technology
It is a new category of technology involving both basic and applied research intersecting with the fields of computer science and information technology, medical technology, agriculture, life sciences, engineering chemistry, physics and mathematics.
Nanotechnology
Nanomaterial
Nanoethics
Nannotechnology
Increasing the electricity generated by (a) .
These are useful in cleaning up organic chemicals/solvents polluting groundwater.
Nanotechnology
Nanomolecules
Nanosensors
Nanoparticles
These are important nanoproducts for faster detection of soil quality.
Nanomolecules
Nanosensors
Nanoparticles
Nanotechnology
It is useful when nanocomposite-based film crating is used in food packaging.
Nanosensors
Nanoparticles
Nanomolecules
Nanotechnology
It is a nanotechnology-based consumer product that use nanoparticles to deliver vitamins.
Skin care products
Atovi
True
False
All of these are nanotechnology-based consumer products except
Fabric
Paint
Tennis ball
Juice
Give one potential applications of nanotechnology.
(a)
The term "nano" refers to a unit meaning one billionth or 10-9.
TRUE
FALSE
AFM stands for "Automatic Force Microscope"
TRUE
FALSE
The Nanotechnology is the defining instrument for the whole field of nanoscience
TRUE
FALSE
Nano materials are made up of atoms and molecules.
TRUE
FALSE
The term "nanotechnology" was coined by Richard Feynman.
TRUE
FALSE
SPM stands for "Scanning Tunneling microscope"
TRUE
FALSE
A nanometer is one billion of a meter.
TRUE
FALSE
The prefix "nano" comes from a _______.
French word meaning billion
Greek word meaning dwarf
Spanish word meaning particle
Latin word meaning invisible
Who was coined the term "nanotechnology"?
(a)
Who first used the term nanotechnology and when?
(a)
Richard Feynman is often credited with predicting the potential of nanotechnology. What was the title of his famous speech?
(a)
It trims down large pieces of materials into nanoscale.
(a)
The best-known and most funded program for nanotechnology is (a) .
It is the high-volume practice for constructing nanoscale devices on a roll of ultrathin plastic or metal.
(a)
It produces higher and better resolution that can magnify objects up to a million times.
(a)
It manufactures products by building them up from atomic and molecular-scale components.
(a)
The properties of materials is highly dependent on its size.
(a)
The National Nanotechnology Initiative (NNI) budget in 2008 is $ (a) billion.
Improved detection and removal of contaminants is one of the possible benefits in what areas?
(a)
Redistribution of wealth, potential cost of clean-ups and healthcare and accessibility to all income levels are the concerns in what areas affected by nanotechnology?
(a)
