1. Unit 9 Whiteboard Review
Seasons, Moon Phases, and Tides

2. Tides What causes tides to occur in oceans and seas?
The gravitational pull from the MOON!
What type of tides occur when the moon is directly across from that area of the Earth?
High tides
How many high tides occur daily? 2

3. Tides What type of tide is a spring tide?
Strongest tide (due to sun and moon being aligned)
What moon phases occur during a spring tide?
New moon and Full moon

4. Tides What are Neap tides?
Weaker tides due to the gravity from the moon and sun being divided
What type of moon phases occur during a Neap tide?
Quarter Moons (First and Third)
Neap tides occur when the moon, sun and Earth form a _________ angle.
Right or 90°

5. Moon Phases How long does the moon cycle last? 29.5 days
Which side is lit during waxing moons?
Right side
How long does the moon take to go from a new moon to a full moon?
About 2 weeks

6. Moon Phases How much of the moon is lit at one time? Half
What type of moon phase would cause a solar eclipse?
New Moon
Is the Earth or moon larger in size?
The earth
Waxing means to _________.
Growing
Waning means ___________.
Shrinking

7. Moon Phases
Name the next phase?
Waxing Gibbous

8. Moon Phases How much time has passed from these phases occurring?
One Week (one quarter of the moon phases)

9. Seasons What about Earth causes day/night? The ROTATION
Do we experience the same amount of daylight every day?
No…days are different!
What about the Earth causes seasons?
Tilt and Revolution of the Earth

10. Seasons
When the Northern Hemisphere is experiencing summer, what season is the Southern Hemisphere in?
Winter
When the Southern Hemisphere is tilted TOWARD the sun what season will it experience?
Summer

11. Seasons What area of the Earth receives direct sunlight year round?
The equator
Why are the seasons in the Northern and Southern Hemispheres opposite?
The tilt of the Earth