Land, water, and air
What Makes Up the Earth? Earth is made of land, water, and air. Earth has more water than land. Land on Earth can change. Weathering changes land. Water and ice causes weathering. Erosion can also change land. Erosion is when water and wind move rocks and soil. How Do We Use Air? All living things need air to live. How Do We Use Water? All living things need water to live too. Read More...
Study GuideLand, water, and air
Activity LessonLand, Water & Air
Worksheet/Answer keyLand, water, and air
Worksheet/Answer keyLand, water, and air
Worksheet/Answer keyLand, water, and air
Worksheet/Answer keyLand, water, and air
Vocabulary/Answer keyLand, water, and air 
The resources above cover the following skills:
EARTH AND SPACE SCIENCE (NGSS)
Earth’s Place in the Universe
Students who demonstrate understanding can:
Use observations of the sun, moon, and stars to describe patterns that can be predicted.
Make observations at different times of year to relate the amount of daylight to the time of year.