Erosion
Where do all rivers end?
In the ocean
What is strong enough to break rocks?
Water
What are 2 major groups of animals?
Mammals, Birds, Reptiles, Invertebrates
Why do bears hibernate?
They don't have enough food for the winter.
What is sand made of?
Rocks
What causes erosion?
Water and wind
What do animals get from the habitats?
Food, water, and shelter
What is hibernation?
It is kind of like sleeping, but more so an animal putting its body on 'pause.'
Why might sand be purple?
If the rocks are purple, the sand will be, too.
A stream is 5 inches deep when you first visit it. If you come back in 50 years, will the stream be deeper or more shallow?
Deeper
Why do frogs make noise?
The males want to get the attention of the females.
What breaks rocks apart?
Moving water in rivers.
How do rocks from the mountains end up as sand on the beach?
Rivers break them apart and carry them down to the beach.
What are some ways to prevent erosion?
Plant plants, put up walls, etc.
How could you find out how many species of frogs live in a pond?
Listen to the different calls and count them
Why do the big horn sheep go back to the desert at night?
They want to camouflage (hide) from preditors.
Name at least 3 factors that may cause flash floods.
Clay soil, heavy rainfall, steep mountains and cliffs, pavement in cities.
What is a landslide, and where are they most likely to happen?
When water and other natural causes make the land break loose and slide away. They are most likely to happen in steep places.
Name two things polar animals have to help survive the cold.
Thick fur, blubber, keeping their toes off the ice, huddling together, digging under the snow, etc.
What kinds of landforms can erosion cause?
Valleys, cliffs, etc.