Dirt
What type of water is in lakes and rivers?
Fresh
What species of shark is closely related to the megalodon?
Mako Shark
Plants give off what type of air that animals use to breathe?
Oxygen
How many hearts does a worm have?
5
What is the Earth mostly covered with?
Oceans
What are the leaves called that people use to flavor their food?
Herbs
What are the four things dirt is made out of?
Water, air, organic materials, and rocks
How many mouths do a worm have?
2
How fast can a flood happen?
Floods can occur within minutes or over a long period, and may last days, weeks, or longer
What are the 5 oceans around the world?
Atlantic Ocean, Pacific Ocean, Indian Ocean, Arctic Ocean, and Antarctic Ocean
Landforms are found on what layer of the Earth?
Crust
What is lighter clay or silt?
Silt
How long can a worm lived?
4 to 8 years
What can cause a flood?
Floods can be caused by heavy rains, snow melt, rivers overflowing, ocean waves, dams or levees breaking, storms, and hurricanes
Which of these could be caused by a river eroding the earth’s surface?
Canyon
How many worms will be in a acre of land?
1 million
What percentage of natural disasters involve flooding?
90 percent
The Grand Canyon is an example of a landform that has narrow and steep valleys on both sides. What is the reason that canyons are formed?
River