Science - Lesson 2: Hypothesis, I.V. and D.V.

Unit 1

Lesson #2:

Hypothesis, I.V. and D.V.

Learning Target

Students will be able to craft a hypothesis that contains an independent and dependent variable.

Success Criteria

Create a hypothesis in If_____then_____ format.
Distinguish the I.V. and D.V.
Explain the value in an incorrect hypothesis

NGSS Standard

(3.1a) Hypotheses are predictions based upon both research and observation.

Reminders

Contract due Friday
Materials due Friday
Hand in paper towel or tissues any day this week.

Part 1:

SEL Warm-Up

(10 min)

Click on Image Below to Open Padlet

Favorite Science MoviesMade with Padlet

Part 2:

Turn and Talk

(5 min)

🗣️

Question: Mr. Pinho went to the dentist. It did not go very well. Mr. Pinho's dentist said that his teeth were full of plaque and he has swollen gums. Mr. Pinho SWEARS he brushes his teeth twice a day.

What advice would you give Mr. Pinho? Use the sentence stem below in your response.

IF Mr. Pinho _______________ THEN ______________________.

Part 3:

Stop n' Jot

(4 min)

Congratulations! 🥳 You just made your first hypothesis!

Hypothesis:

Possible explanation to a scientific problem based on previous knowledge.

Used to determine what data to collect.

Often takes the form of an IF______________ THEN ________________ statement.

Part 4:

Turn & Talk

(4 min)

Scenario 2: Ms. Angarola's students have a test tomorrow. She has a hypothesis about how students can get the highest score on their exam.

Her hypothesis is:

IF students jog before their exam, THEN they will get a higher grade.

Turn & Talk:

How could Ms. Angarola test this hypothesis?

Part 5

Variables Video

(5 min)

A hypothesis is made of an INDEPENDENT Variable and DEPENDENT Variable.

They are often called I.V. and D.V. for short.

Let's discover the difference between I.V. and D.V.

As you watch the video, write down in your notebook the difference between Independent and Dependent Variable.

Part 6

Exit Ticket

(8 min)

Open the Exit Ticket on Google Classroom