Activity 1.1: Can You Smell What I Smell?

Front

What technique do we use to smell things in Science?

Back

Waft

Front

What is the definition of 'waft'?

Back

To carry or convey (a scent or smell) through the air.

Front

Why is wafting important in a science lab?

Back

It prevents strong odors from reaching the nose directly, reducing the risk of inhaling harmful substances.

Front

What is the sense organ responsible for smell?

Back

Nose

Front

What are olfactory receptors?

Back

Specialized cells in the nasal cavity that detect odors.

Front

What is the process of detecting smells called?

Back

Olfaction

Front

What is the difference between 'sniffing' and 'wafting'?

Back

Sniffing involves inhaling directly, while wafting involves gently moving air towards the nose.

Front

What safety precautions should be taken when smelling chemicals in a lab?

Back

Always waft the smell instead of sniffing directly, and wear safety goggles.

Front

What is an example of a strong odor that should be wafted?

Back

Ammonia or vinegar.

Front

What happens to the olfactory receptors when exposed to a strong smell?

Back

They can become desensitized, making it harder to detect the smell over time.