Waves
The daily rise and fall of ocean levels along the shore.
What are tides?
Large rivers of flowing seawater that move heat and other stuff around the globe.
What are ocean currents?
Plastic trash that breaks into tiny pieces, harming sea animals.
What is microplastic?
Ocean water is a. spring water b. brackish water c. fresh water d. salt water
What is salt water
The main celestial body that causes tides on Earth.
What is the moon?
The moon’s gravity pulls strongest on Earth’s oceans because water is this.
What is fluid?
Warm currents like the Gulf Stream start near this hot region near Earth’s middle.
What is the equator?
Protecting areas like coral reefs where marine life breeds and feeds.
What is a marine sanctuary?
The percentage of the Earth that is covered by the oceans.
What is ~70%?
This type of tide occurs when the sun and moon are aligned, causing the highest and lowest tides.
What is a spring tide?
When the moon is full or new, its gravity _____ with our sun's gravity.
What is combining?
Where is the Gulf Stream current located and how does it flow?
What is between America and Europe. It flows south to north.
Rising sea levels from this effect threaten coastal cities and habitats.
What is climate change?
The number of high tides and low tides that occur in most places each day.
What is two? or two each? meaning two high and two low
If the moon vanished, tides would become weaker but not disappear because of this object.
What is the sun?
Fishing too many fish, which makes it really hard for the poor fishes to recover.
What is overfishing?
This "eye" feature sits at the center of a hurricane, where skies are calm and clear.
What is the eye of the storm?
The term for the tide when the moon is at a right angle (perpendicular) to the sun, causing less extreme tides.
What is neap tide?
The moon’s tidal force slows Earth’s spin, making our days slightly longer by this tiny unit of time each century. (hint: a thousandth of)
What is a millisecond?
Deep currents are driven by differences in water temperature and this property (hint: "saltiness")
What is salinity?
Artificial reefs (made of old ships or concrete or other things) help restore this animal’s vanishing homes. (hint: this animal doesn't "move", and appears in many colors)
What is coral?