Nanotechnology

What is nanotechnology?

• The application of scientific knowledge for practical purposes, especially in industry

• The field of science dealing with the manipulation of matter on a near-atomic scale to produce new structures

• The branch of science concerned with the substances of which matter is composed

• The branch of science concerned with the nature and properties of matter and energy

How much is 1 nanometer?

• 10^-3 m

• 10^-6 m

• 10^-9 m

• 10^9 m

Which of these is not a feature of nanomaterials?

• Different shapes (such as wires, rods, etc.)

• Different compositions

• Small surface area to volume ratio

• None of them

Which of these is not true about nanotechnology?

• It gives rise to new fields

• It is applied in a wide variety of fields

• It may pose environmental threats if not handled carefully

• Researchers are already fully aware of its potential safety hazards

What feature is added to clothes thanks to nanotechnology?

• Changing colors

• Liquid Resistance

• Flexibility

Which of these advances has not been made in electronics thanks to nanotechnology?

• MRAM

• Smaller electronic devices

• Needle-free vaccination

Which of the following describes self-healing structures?

• Structures that require external intervention for repair

• Systems capable of autonomously repairing damage

• Constructs with built-in sensors for damage detection