1. 5th Grade Science with Mrs. Salego
Wednesday, November 18, 2018
Warm-up: What do you know about the world’s oceans?
Please set up audio wizard to make sure you are able to fully participate.
Disclaimer:
This session will be recorded for learning purposes.  Learning purposes include: a lesson review for students who are absent, students who want to review for a test, etc. 
This Photo by Unknown Author is licensed under CC BY-NC-SA

2. 1. Ocean Water 2. Ocean Currents 3. Ocean Waves
OLS Lessons to be completed by next Tuesday: Unit 4 Lessons 1-3
1. Ocean Water
2. Ocean Currents
3. Ocean Waves
* You may have time to work on these assignments in class today.

3. Which one did you think was interesting?
Bet You Didn’t know….
25 Ocean Facts
Which one did you think was interesting?

4. Three quarters of the Earth's surface is covered by water.
Lesson 1: Ocean Water
Big Idea #1
Three quarters of the Earth's surface is covered by water.

5. https://video. nationalgeographic
Lesson 1: Ocean Water
Big Idea #2
Earth's four oceans are connected, allowing ocean water to circulate globally.

6. Lesson 1: Ocean Water
Big Idea #3
Salinity is the amount of salt and other dissolved minerals in ocean water.

7.
Lesson 1: Ocean Water
Big Idea #4
The density of ocean water modifies with changes in salinity and temperature.

8. Lesson 2: ocean currents
Big Idea #1
Movements of deep-water currents in the ocean vary.

9. Lesson 2: ocean currents
Big Idea #2
Surface currents are caused by winds on the ocean's surface.

10. Lesson 2: ocean currents
Lesson 2: ocean currents
Big Idea #3
The Gulf Stream helps regulate the climate of Western Europe.

11. Lesson 2: ocean currents
Big Idea #4
Deep-water currents are caused by differences in the salinity, temperature, and density of water.

12. Changing the frequency of a wave affects its wavelength.
Lesson 3: ocean waves
Big Idea #1
Changing the frequency of a wave affects its wavelength.

13. Lesson 3: ocean waves
Big Idea #2
Many factors that influence the size of an ocean wave and describe a wave's motion.

14. Lesson 3: ocean waves
Big Idea #3
There are different parts of a wave (wave height, wavelength, crest, and trough).

15. Type your answer in the chat box!
REVIEW TIME!
Type your answer in the chat box!
Why do you think scientists study ocean currents?

16. Raise your hand to be given the microphone!
How much of the Earth’s surface is covered in water?

17. Use the polling tool to answer the question.
Salinity refers to the amount of ________ in the water?
oxygen
waves
currents
salt

18. Beyond the lessons

19. Use this time wisely! = I need help or have a question. = I finished!
Today you will be working to complete any of your unfinished Science Lessons #1-7.
= I finished!