PCG Unit 7 Vocabulary

Actions that are done often

• Habits

• homophones

• hydrate

• vitamins

The hard and bony part inside the head that protects the brain.

• spine

• skull

• skeletal system

• dense

To add or absorb water or other liquids.

• calcium

• vitamins

• hydrate

• habits

Two words that have the same pronunciation but different spellings.

• homophones

• vitamins

• simile

• calcium

Being thick or hard to see through

• homophones

• calcium

• skull

• dense

The purpose of something.

• vitamins

• function

• homophones

• dense

A gas found in the air that is needed for living things to breathe.

• smoke

• vitamins

• oxygen

• calcium

organs in the chest that are used for breathing

• lungs

• small intestine

• stomach

• vitamins

Natural elements found in certain foods that are needed for the body to grow.

• skull

• bone

• oxygen

• vitamins

A mineral stored in bones and teeth that helps them stay strong.

• vitamins

• calcium

• skull

• dense