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- 1. Multiple Choice
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
- 2. Multiple Choice
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
- 3. Multiple Choice
There are _____________ nanometers in a meter.
10 million
1 billion
1000
100
- 4. Multiple Choice
You can see objects on the nano level with....
Your own eyes
A magnifying glass
A Scanning Electron Microscope
A telescope
- 5. Multiple Choice
If something is repellent and tends not to combine with water, or dissolve in water, it would be considered.....
Hydrophobic
Exothermic
Endothermic
Hydrophilic
- 6. Multiple Choice
If something is readily absorbing or dissolving in water, (having a liking for water), it would be considered to be....
Hydrophobic
Endothermic
Exothermic
Hydrophilic
- 7. Multiple Choice
Read the words in the picture.
These are some examples of......
Physical change
Chemical change
Physical properties of matter
All of the above
- 8. Multiple Choice
What characteristics do nanoengineered products such as Magic Sand and Stain Resistant fabric have in common?
All were created using nanotechnology
All behave in an unexpected way
All have unique physical properties
All of the above
None of the above
- 9. Multiple Choice
Which of the following would be an example of a nanosize object?
Bike
Printed words in a textbook
Grain of sand
Chromosomes
- 10. Multiple Choice
We can use nanotechnology to alter physical properties of matter by arranging and rearranging what?
Newton's laws
Atoms
LittleBits
Nanowhiskers
- 11. Multiple Choice
___________ are used to create stronger and lighter equipment such as bikes and tennis rackets.
Macrotubes
Carbon nanotubes
Microtubes
Nanowhiskers
- 12. Multiple Choice
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?
- 13. Multiple Choice
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
The physical properties of the material have been changed
All of the above
None of the above
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