Digestion

Why do we need food?

• To help us sleep better

• To make us feel full

• To provide our body with materials for growth and repair

• To play video games

What is one of the functions of the digestive system?

• To make us taller

• To break down food into molecules the body can use

• To help us breathe

• To improve our memory

What does food provide that is essential for everything we do?

• Energy

• Water

• Oxygen

• Sunlight

What is mechanical digestion?

• When food is physically broken down into smaller pieces

• When food is cooked

• When food is broken down by chemicals

• When food is absorbed by the body

What is involved in chemical digestion?

• Removing waste from the body

• Chemicals produced by the body to break foods into smaller components

• Using physical force to break down food

• Eating food in liquid form only