Show:
Natural Disasters
Water Cycle
Soil
Animal Habitats
Earth Patterns
100
This natural disaster affected thousands of acres in Yellowstone National Park
What is fire
100
Rain, snow, hail and sleet are all examples of this part of the water cycle
What is precipitation
100
Soil provides this important ingredient for plant growth
What are nutrients
100
Cactus and scorpions might live in this habitat
What is desert
100
Tides are caused by the pull of this on the earth's oceans
What is the moon
200
Heavy rains can cause these natural disasters
What are floods
200
The origin of energy that drives the water cycle
What is the sun
200
This portion of soil is sticky when it gets wet
What is clay
200
Alligators probably live here
What is a swamp
200
When the moon appears to be a bright circle, it is in this phase
What is full moon
300
The earth appears to split during one of these
What is an earthquake
300
During evaporation, a puddle of water becomes this
What is water vapor
300
The top layer of soil
What is topsoil
300
These are being destroyed at an alarming rate each year
What are rain forests
300
Day and night are caused by this movement of the earth
What is rotation around the sun
400
These eruptions can burn the plants in the path of the lava flow
What are volcanoes
400
When warm moist air meets cooler air, this part of the water cycle takes place to form a cloud
What is condensation
400
Decayed twigs, leaves, or animals make up this component of soil
What is humus
400
Zebras and lions probably enjoy this type of environment
What are grasslands
400
The earth takes one year to make one of these around the sun
What is revolution
500
Wind and water can cause this to occur on unprotected land
What is erosion
500
A natural or manmade lake used for the storage of water
What is a reservoir
500
Very fine part of soil which feels like a powder when it is dry
What is silt
500
The type of habitat one might find in northern Canada and Russia
What is tundra
500
Seasons are caused by the earth's revolution around the sun and by this
What is the tilt of the earth