Gravity is what keeps us from flying off into space. We are always being pulled towards the center of the earth. The moon is also pulled by the earth’s gravity. That’s why it’s always so close to us.
Summarizes how water changes from a solid to a liquid and back again, and introduces related facts such as that water freezes at thirty-two degrees Fahrenheit and that ice floats.
Explores how people and other things react to sunny days, providing photographs of a blue sky, open flowers, melting ice cream, and children playing and swimming.
