2️⃣Ratio 💯

Question 1

A small object has a _____ surface area to volume ratio.
This means that it’s surface area is ______ compared to its volume

Answer 1

A small object has a large surface area to volume ratio.
This means that it’s surface area is large compared to its volume

Question 2

A large object has a _____ surface area to volume ratio.
This means that it’s surface area is ______ compared to its volume

Answer 2

A large object has a small surface area to volume ratio.
This means that it’s surface area is small compared to its volume

Question 3

How do your lungs 🫁 increase their surface area without increasing very much in size?

Answer 3

Instead of one large balloon, the lungs are divided up into hundreds of small balloons called alveoli.