CKLA Domain 10 Lesson 2: Anton van Leeuwenhoek

CKLA Domain 10 Lesson 2: Anton van Leeuwenhoek

Multiple Choice

Let's review!

Which organ do you use to see?

Multiple Choice

Which organ do you use to touch?

Multiple Choice

Which organ do you use to taste?

Today, we will learn about a man named Anton van Leeuwenhoek. He used a microscope to make observations.

Microscope is microscopio.

Observations are observaciones.

microscope

a magnifying tool used to view very small objects.

Multiple Choice

Which picture shows a microscope?

Multiple Choice

We use microscopes to look at

• small things

• big things

saliva

A watery liquid in the mouth that helps soften food, making it easier to swallow

Multiple Choice

The Spanish word for saliva is saliva.

Is saliva a cognate?

Saliva / Saliva

• Yes

• No

bacteria

Very small things that we can not see that can cause diseases

Multiple Choice

Are bacteria very big or very small?

• very big

• very small

Listen closely to find out what Anton van Leeuwenheuk observed with his microscope.

Multiple Choice

What did Anton van Leeuwenheuk use to make observations?

Multiple Choice

What was Anton van Leeuwenhoek's important discovery?

Discovery is descubrimiento.

• organs

• 5 senses

• bacteria

Word Work: observation

Information gathered when watching something very closely.

Look around the room and make an observation about what you see.

" My observation is that..."

Multiple Choice

"The doctor noticed that the man was sick."

Did the doctor make an observation?

Multiple Choice

"The kid noticed that his teacher wrote the words on the board."

Did the kid make an observation?

Multiple Choice

"My mom made pupusas."

Did my mom make an observation?

Multiple Choice

"Anton worked in a factory."

Did Anton make an observation?

Multiple Choice

"Anton noticed bacteria in his saliva."

Did Anton make an observation?